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-rw-r--r--vendor/gopkg.in/yaml.v2/LICENSE208
-rw-r--r--vendor/gopkg.in/yaml.v2/NOTICE13
-rw-r--r--vendor/gopkg.in/yaml.v2/README.md2
-rw-r--r--vendor/gopkg.in/yaml.v2/apic.go55
-rw-r--r--vendor/gopkg.in/yaml.v2/decode.go245
-rw-r--r--vendor/gopkg.in/yaml.v2/emitterc.go19
-rw-r--r--vendor/gopkg.in/yaml.v2/encode.go164
-rw-r--r--vendor/gopkg.in/yaml.v2/readerc.go20
-rw-r--r--vendor/gopkg.in/yaml.v2/resolve.go80
-rw-r--r--vendor/gopkg.in/yaml.v2/scannerc.go38
-rw-r--r--vendor/gopkg.in/yaml.v2/sorter.go9
-rw-r--r--vendor/gopkg.in/yaml.v2/writerc.go65
-rw-r--r--vendor/gopkg.in/yaml.v2/yaml.go136
-rw-r--r--vendor/gopkg.in/yaml.v2/yamlh.go32
14 files changed, 803 insertions, 283 deletions
diff --git a/vendor/gopkg.in/yaml.v2/LICENSE b/vendor/gopkg.in/yaml.v2/LICENSE
index 866d74a7a..8dada3eda 100644
--- a/vendor/gopkg.in/yaml.v2/LICENSE
+++ b/vendor/gopkg.in/yaml.v2/LICENSE
@@ -1,13 +1,201 @@
-Copyright 2011-2016 Canonical Ltd.
+ Apache License
+ Version 2.0, January 2004
+ http://www.apache.org/licenses/
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
+ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
- http://www.apache.org/licenses/LICENSE-2.0
+ 1. Definitions.
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
+ "License" shall mean the terms and conditions for use, reproduction,
+ and distribution as defined by Sections 1 through 9 of this document.
+
+ "Licensor" shall mean the copyright owner or entity authorized by
+ the copyright owner that is granting the License.
+
+ "Legal Entity" shall mean the union of the acting entity and all
+ other entities that control, are controlled by, or are under common
+ control with that entity. For the purposes of this definition,
+ "control" means (i) the power, direct or indirect, to cause the
+ direction or management of such entity, whether by contract or
+ otherwise, or (ii) ownership of fifty percent (50%) or more of the
+ outstanding shares, or (iii) beneficial ownership of such entity.
+
+ "You" (or "Your") shall mean an individual or Legal Entity
+ exercising permissions granted by this License.
+
+ "Source" form shall mean the preferred form for making modifications,
+ including but not limited to software source code, documentation
+ source, and configuration files.
+
+ "Object" form shall mean any form resulting from mechanical
+ transformation or translation of a Source form, including but
+ not limited to compiled object code, generated documentation,
+ and conversions to other media types.
+
+ "Work" shall mean the work of authorship, whether in Source or
+ Object form, made available under the License, as indicated by a
+ copyright notice that is included in or attached to the work
+ (an example is provided in the Appendix below).
+
+ "Derivative Works" shall mean any work, whether in Source or Object
+ form, that is based on (or derived from) the Work and for which the
+ editorial revisions, annotations, elaborations, or other modifications
+ represent, as a whole, an original work of authorship. For the purposes
+ of this License, Derivative Works shall not include works that remain
+ separable from, or merely link (or bind by name) to the interfaces of,
+ the Work and Derivative Works thereof.
+
+ "Contribution" shall mean any work of authorship, including
+ the original version of the Work and any modifications or additions
+ to that Work or Derivative Works thereof, that is intentionally
+ submitted to Licensor for inclusion in the Work by the copyright owner
+ or by an individual or Legal Entity authorized to submit on behalf of
+ the copyright owner. For the purposes of this definition, "submitted"
+ means any form of electronic, verbal, or written communication sent
+ to the Licensor or its representatives, including but not limited to
+ communication on electronic mailing lists, source code control systems,
+ and issue tracking systems that are managed by, or on behalf of, the
+ Licensor for the purpose of discussing and improving the Work, but
+ excluding communication that is conspicuously marked or otherwise
+ designated in writing by the copyright owner as "Not a Contribution."
+
+ "Contributor" shall mean Licensor and any individual or Legal Entity
+ on behalf of whom a Contribution has been received by Licensor and
+ subsequently incorporated within the Work.
+
+ 2. Grant of Copyright License. Subject to the terms and conditions of
+ this License, each Contributor hereby grants to You a perpetual,
+ worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+ copyright license to reproduce, prepare Derivative Works of,
+ publicly display, publicly perform, sublicense, and distribute the
+ Work and such Derivative Works in Source or Object form.
+
+ 3. Grant of Patent License. Subject to the terms and conditions of
+ this License, each Contributor hereby grants to You a perpetual,
+ worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+ (except as stated in this section) patent license to make, have made,
+ use, offer to sell, sell, import, and otherwise transfer the Work,
+ where such license applies only to those patent claims licensable
+ by such Contributor that are necessarily infringed by their
+ Contribution(s) alone or by combination of their Contribution(s)
+ with the Work to which such Contribution(s) was submitted. If You
+ institute patent litigation against any entity (including a
+ cross-claim or counterclaim in a lawsuit) alleging that the Work
+ or a Contribution incorporated within the Work constitutes direct
+ or contributory patent infringement, then any patent licenses
+ granted to You under this License for that Work shall terminate
+ as of the date such litigation is filed.
+
+ 4. Redistribution. You may reproduce and distribute copies of the
+ Work or Derivative Works thereof in any medium, with or without
+ modifications, and in Source or Object form, provided that You
+ meet the following conditions:
+
+ (a) You must give any other recipients of the Work or
+ Derivative Works a copy of this License; and
+
+ (b) You must cause any modified files to carry prominent notices
+ stating that You changed the files; and
+
+ (c) You must retain, in the Source form of any Derivative Works
+ that You distribute, all copyright, patent, trademark, and
+ attribution notices from the Source form of the Work,
+ excluding those notices that do not pertain to any part of
+ the Derivative Works; and
+
+ (d) If the Work includes a "NOTICE" text file as part of its
+ distribution, then any Derivative Works that You distribute must
+ include a readable copy of the attribution notices contained
+ within such NOTICE file, excluding those notices that do not
+ pertain to any part of the Derivative Works, in at least one
+ of the following places: within a NOTICE text file distributed
+ as part of the Derivative Works; within the Source form or
+ documentation, if provided along with the Derivative Works; or,
+ within a display generated by the Derivative Works, if and
+ wherever such third-party notices normally appear. The contents
+ of the NOTICE file are for informational purposes only and
+ do not modify the License. You may add Your own attribution
+ notices within Derivative Works that You distribute, alongside
+ or as an addendum to the NOTICE text from the Work, provided
+ that such additional attribution notices cannot be construed
+ as modifying the License.
+
+ You may add Your own copyright statement to Your modifications and
+ may provide additional or different license terms and conditions
+ for use, reproduction, or distribution of Your modifications, or
+ for any such Derivative Works as a whole, provided Your use,
+ reproduction, and distribution of the Work otherwise complies with
+ the conditions stated in this License.
+
+ 5. Submission of Contributions. Unless You explicitly state otherwise,
+ any Contribution intentionally submitted for inclusion in the Work
+ by You to the Licensor shall be under the terms and conditions of
+ this License, without any additional terms or conditions.
+ Notwithstanding the above, nothing herein shall supersede or modify
+ the terms of any separate license agreement you may have executed
+ with Licensor regarding such Contributions.
+
+ 6. Trademarks. This License does not grant permission to use the trade
+ names, trademarks, service marks, or product names of the Licensor,
+ except as required for reasonable and customary use in describing the
+ origin of the Work and reproducing the content of the NOTICE file.
+
+ 7. Disclaimer of Warranty. Unless required by applicable law or
+ agreed to in writing, Licensor provides the Work (and each
+ Contributor provides its Contributions) on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+ implied, including, without limitation, any warranties or conditions
+ of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A
+ PARTICULAR PURPOSE. You are solely responsible for determining the
+ appropriateness of using or redistributing the Work and assume any
+ risks associated with Your exercise of permissions under this License.
+
+ 8. Limitation of Liability. In no event and under no legal theory,
+ whether in tort (including negligence), contract, or otherwise,
+ unless required by applicable law (such as deliberate and grossly
+ negligent acts) or agreed to in writing, shall any Contributor be
+ liable to You for damages, including any direct, indirect, special,
+ incidental, or consequential damages of any character arising as a
+ result of this License or out of the use or inability to use the
+ Work (including but not limited to damages for loss of goodwill,
+ work stoppage, computer failure or malfunction, or any and all
+ other commercial damages or losses), even if such Contributor
+ has been advised of the possibility of such damages.
+
+ 9. Accepting Warranty or Additional Liability. While redistributing
+ the Work or Derivative Works thereof, You may choose to offer,
+ and charge a fee for, acceptance of support, warranty, indemnity,
+ or other liability obligations and/or rights consistent with this
+ License. However, in accepting such obligations, You may act only
+ on Your own behalf and on Your sole responsibility, not on behalf
+ of any other Contributor, and only if You agree to indemnify,
+ defend, and hold each Contributor harmless for any liability
+ incurred by, or claims asserted against, such Contributor by reason
+ of your accepting any such warranty or additional liability.
+
+ END OF TERMS AND CONDITIONS
+
+ APPENDIX: How to apply the Apache License to your work.
+
+ To apply the Apache License to your work, attach the following
+ boilerplate notice, with the fields enclosed by brackets "{}"
+ replaced with your own identifying information. (Don't include
+ the brackets!) The text should be enclosed in the appropriate
+ comment syntax for the file format. We also recommend that a
+ file or class name and description of purpose be included on the
+ same "printed page" as the copyright notice for easier
+ identification within third-party archives.
+
+ Copyright {yyyy} {name of copyright owner}
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
diff --git a/vendor/gopkg.in/yaml.v2/NOTICE b/vendor/gopkg.in/yaml.v2/NOTICE
new file mode 100644
index 000000000..866d74a7a
--- /dev/null
+++ b/vendor/gopkg.in/yaml.v2/NOTICE
@@ -0,0 +1,13 @@
+Copyright 2011-2016 Canonical Ltd.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
diff --git a/vendor/gopkg.in/yaml.v2/README.md b/vendor/gopkg.in/yaml.v2/README.md
index 1884de6a7..b50c6e877 100644
--- a/vendor/gopkg.in/yaml.v2/README.md
+++ b/vendor/gopkg.in/yaml.v2/README.md
@@ -65,6 +65,8 @@ b:
d: [3, 4]
`
+// Note: struct fields must be public in order for unmarshal to
+// correctly populate the data.
type T struct {
A string
B struct {
diff --git a/vendor/gopkg.in/yaml.v2/apic.go b/vendor/gopkg.in/yaml.v2/apic.go
index 95ec014e8..1f7e87e67 100644
--- a/vendor/gopkg.in/yaml.v2/apic.go
+++ b/vendor/gopkg.in/yaml.v2/apic.go
@@ -2,7 +2,6 @@ package yaml
import (
"io"
- "os"
)
func yaml_insert_token(parser *yaml_parser_t, pos int, token *yaml_token_t) {
@@ -48,9 +47,9 @@ func yaml_string_read_handler(parser *yaml_parser_t, buffer []byte) (n int, err
return n, nil
}
-// File read handler.
-func yaml_file_read_handler(parser *yaml_parser_t, buffer []byte) (n int, err error) {
- return parser.input_file.Read(buffer)
+// Reader read handler.
+func yaml_reader_read_handler(parser *yaml_parser_t, buffer []byte) (n int, err error) {
+ return parser.input_reader.Read(buffer)
}
// Set a string input.
@@ -64,12 +63,12 @@ func yaml_parser_set_input_string(parser *yaml_parser_t, input []byte) {
}
// Set a file input.
-func yaml_parser_set_input_file(parser *yaml_parser_t, file *os.File) {
+func yaml_parser_set_input_reader(parser *yaml_parser_t, r io.Reader) {
if parser.read_handler != nil {
panic("must set the input source only once")
}
- parser.read_handler = yaml_file_read_handler
- parser.input_file = file
+ parser.read_handler = yaml_reader_read_handler
+ parser.input_reader = r
}
// Set the source encoding.
@@ -81,14 +80,13 @@ func yaml_parser_set_encoding(parser *yaml_parser_t, encoding yaml_encoding_t) {
}
// Create a new emitter object.
-func yaml_emitter_initialize(emitter *yaml_emitter_t) bool {
+func yaml_emitter_initialize(emitter *yaml_emitter_t) {
*emitter = yaml_emitter_t{
buffer: make([]byte, output_buffer_size),
raw_buffer: make([]byte, 0, output_raw_buffer_size),
states: make([]yaml_emitter_state_t, 0, initial_stack_size),
events: make([]yaml_event_t, 0, initial_queue_size),
}
- return true
}
// Destroy an emitter object.
@@ -102,9 +100,10 @@ func yaml_string_write_handler(emitter *yaml_emitter_t, buffer []byte) error {
return nil
}
-// File write handler.
-func yaml_file_write_handler(emitter *yaml_emitter_t, buffer []byte) error {
- _, err := emitter.output_file.Write(buffer)
+// yaml_writer_write_handler uses emitter.output_writer to write the
+// emitted text.
+func yaml_writer_write_handler(emitter *yaml_emitter_t, buffer []byte) error {
+ _, err := emitter.output_writer.Write(buffer)
return err
}
@@ -118,12 +117,12 @@ func yaml_emitter_set_output_string(emitter *yaml_emitter_t, output_buffer *[]by
}
// Set a file output.
-func yaml_emitter_set_output_file(emitter *yaml_emitter_t, file io.Writer) {
+func yaml_emitter_set_output_writer(emitter *yaml_emitter_t, w io.Writer) {
if emitter.write_handler != nil {
panic("must set the output target only once")
}
- emitter.write_handler = yaml_file_write_handler
- emitter.output_file = file
+ emitter.write_handler = yaml_writer_write_handler
+ emitter.output_writer = w
}
// Set the output encoding.
@@ -252,41 +251,41 @@ func yaml_emitter_set_break(emitter *yaml_emitter_t, line_break yaml_break_t) {
//
// Create STREAM-START.
-func yaml_stream_start_event_initialize(event *yaml_event_t, encoding yaml_encoding_t) bool {
+func yaml_stream_start_event_initialize(event *yaml_event_t, encoding yaml_encoding_t) {
*event = yaml_event_t{
typ: yaml_STREAM_START_EVENT,
encoding: encoding,
}
- return true
}
// Create STREAM-END.
-func yaml_stream_end_event_initialize(event *yaml_event_t) bool {
+func yaml_stream_end_event_initialize(event *yaml_event_t) {
*event = yaml_event_t{
typ: yaml_STREAM_END_EVENT,
}
- return true
}
// Create DOCUMENT-START.
-func yaml_document_start_event_initialize(event *yaml_event_t, version_directive *yaml_version_directive_t,
- tag_directives []yaml_tag_directive_t, implicit bool) bool {
+func yaml_document_start_event_initialize(
+ event *yaml_event_t,
+ version_directive *yaml_version_directive_t,
+ tag_directives []yaml_tag_directive_t,
+ implicit bool,
+) {
*event = yaml_event_t{
typ: yaml_DOCUMENT_START_EVENT,
version_directive: version_directive,
tag_directives: tag_directives,
implicit: implicit,
}
- return true
}
// Create DOCUMENT-END.
-func yaml_document_end_event_initialize(event *yaml_event_t, implicit bool) bool {
+func yaml_document_end_event_initialize(event *yaml_event_t, implicit bool) {
*event = yaml_event_t{
typ: yaml_DOCUMENT_END_EVENT,
implicit: implicit,
}
- return true
}
///*
@@ -348,7 +347,7 @@ func yaml_sequence_end_event_initialize(event *yaml_event_t) bool {
}
// Create MAPPING-START.
-func yaml_mapping_start_event_initialize(event *yaml_event_t, anchor, tag []byte, implicit bool, style yaml_mapping_style_t) bool {
+func yaml_mapping_start_event_initialize(event *yaml_event_t, anchor, tag []byte, implicit bool, style yaml_mapping_style_t) {
*event = yaml_event_t{
typ: yaml_MAPPING_START_EVENT,
anchor: anchor,
@@ -356,15 +355,13 @@ func yaml_mapping_start_event_initialize(event *yaml_event_t, anchor, tag []byte
implicit: implicit,
style: yaml_style_t(style),
}
- return true
}
// Create MAPPING-END.
-func yaml_mapping_end_event_initialize(event *yaml_event_t) bool {
+func yaml_mapping_end_event_initialize(event *yaml_event_t) {
*event = yaml_event_t{
typ: yaml_MAPPING_END_EVENT,
}
- return true
}
// Destroy an event object.
@@ -471,7 +468,7 @@ func yaml_event_delete(event *yaml_event_t) {
// } context
// tag_directive *yaml_tag_directive_t
//
-// context.error = YAML_NO_ERROR // Eliminate a compliler warning.
+// context.error = YAML_NO_ERROR // Eliminate a compiler warning.
//
// assert(document) // Non-NULL document object is expected.
//
diff --git a/vendor/gopkg.in/yaml.v2/decode.go b/vendor/gopkg.in/yaml.v2/decode.go
index 052ecfcd1..e4e56e28e 100644
--- a/vendor/gopkg.in/yaml.v2/decode.go
+++ b/vendor/gopkg.in/yaml.v2/decode.go
@@ -4,6 +4,7 @@ import (
"encoding"
"encoding/base64"
"fmt"
+ "io"
"math"
"reflect"
"strconv"
@@ -22,19 +23,22 @@ type node struct {
kind int
line, column int
tag string
- value string
- implicit bool
- children []*node
- anchors map[string]*node
+ // For an alias node, alias holds the resolved alias.
+ alias *node
+ value string
+ implicit bool
+ children []*node
+ anchors map[string]*node
}
// ----------------------------------------------------------------------------
// Parser, produces a node tree out of a libyaml event stream.
type parser struct {
- parser yaml_parser_t
- event yaml_event_t
- doc *node
+ parser yaml_parser_t
+ event yaml_event_t
+ doc *node
+ doneInit bool
}
func newParser(b []byte) *parser {
@@ -42,21 +46,30 @@ func newParser(b []byte) *parser {
if !yaml_parser_initialize(&p.parser) {
panic("failed to initialize YAML emitter")
}
-
if len(b) == 0 {
b = []byte{'\n'}
}
-
yaml_parser_set_input_string(&p.parser, b)
+ return &p
+}
- p.skip()
- if p.event.typ != yaml_STREAM_START_EVENT {
- panic("expected stream start event, got " + strconv.Itoa(int(p.event.typ)))
+func newParserFromReader(r io.Reader) *parser {
+ p := parser{}
+ if !yaml_parser_initialize(&p.parser) {
+ panic("failed to initialize YAML emitter")
}
- p.skip()
+ yaml_parser_set_input_reader(&p.parser, r)
return &p
}
+func (p *parser) init() {
+ if p.doneInit {
+ return
+ }
+ p.expect(yaml_STREAM_START_EVENT)
+ p.doneInit = true
+}
+
func (p *parser) destroy() {
if p.event.typ != yaml_NO_EVENT {
yaml_event_delete(&p.event)
@@ -64,16 +77,35 @@ func (p *parser) destroy() {
yaml_parser_delete(&p.parser)
}
-func (p *parser) skip() {
- if p.event.typ != yaml_NO_EVENT {
- if p.event.typ == yaml_STREAM_END_EVENT {
- failf("attempted to go past the end of stream; corrupted value?")
+// expect consumes an event from the event stream and
+// checks that it's of the expected type.
+func (p *parser) expect(e yaml_event_type_t) {
+ if p.event.typ == yaml_NO_EVENT {
+ if !yaml_parser_parse(&p.parser, &p.event) {
+ p.fail()
}
- yaml_event_delete(&p.event)
+ }
+ if p.event.typ == yaml_STREAM_END_EVENT {
+ failf("attempted to go past the end of stream; corrupted value?")
+ }
+ if p.event.typ != e {
+ p.parser.problem = fmt.Sprintf("expected %s event but got %s", e, p.event.typ)
+ p.fail()
+ }
+ yaml_event_delete(&p.event)
+ p.event.typ = yaml_NO_EVENT
+}
+
+// peek peeks at the next event in the event stream,
+// puts the results into p.event and returns the event type.
+func (p *parser) peek() yaml_event_type_t {
+ if p.event.typ != yaml_NO_EVENT {
+ return p.event.typ
}
if !yaml_parser_parse(&p.parser, &p.event) {
p.fail()
}
+ return p.event.typ
}
func (p *parser) fail() {
@@ -81,6 +113,10 @@ func (p *parser) fail() {
var line int
if p.parser.problem_mark.line != 0 {
line = p.parser.problem_mark.line
+ // Scanner errors don't iterate line before returning error
+ if p.parser.error == yaml_SCANNER_ERROR {
+ line++
+ }
} else if p.parser.context_mark.line != 0 {
line = p.parser.context_mark.line
}
@@ -103,7 +139,8 @@ func (p *parser) anchor(n *node, anchor []byte) {
}
func (p *parser) parse() *node {
- switch p.event.typ {
+ p.init()
+ switch p.peek() {
case yaml_SCALAR_EVENT:
return p.scalar()
case yaml_ALIAS_EVENT:
@@ -118,7 +155,7 @@ func (p *parser) parse() *node {
// Happens when attempting to decode an empty buffer.
return nil
default:
- panic("attempted to parse unknown event: " + strconv.Itoa(int(p.event.typ)))
+ panic("attempted to parse unknown event: " + p.event.typ.String())
}
}
@@ -134,19 +171,20 @@ func (p *parser) document() *node {
n := p.node(documentNode)
n.anchors = make(map[string]*node)
p.doc = n
- p.skip()
+ p.expect(yaml_DOCUMENT_START_EVENT)
n.children = append(n.children, p.parse())
- if p.event.typ != yaml_DOCUMENT_END_EVENT {
- panic("expected end of document event but got " + strconv.Itoa(int(p.event.typ)))
- }
- p.skip()
+ p.expect(yaml_DOCUMENT_END_EVENT)
return n
}
func (p *parser) alias() *node {
n := p.node(aliasNode)
n.value = string(p.event.anchor)
- p.skip()
+ n.alias = p.doc.anchors[n.value]
+ if n.alias == nil {
+ failf("unknown anchor '%s' referenced", n.value)
+ }
+ p.expect(yaml_ALIAS_EVENT)
return n
}
@@ -156,29 +194,29 @@ func (p *parser) scalar() *node {
n.tag = string(p.event.tag)
n.implicit = p.event.implicit
p.anchor(n, p.event.anchor)
- p.skip()
+ p.expect(yaml_SCALAR_EVENT)
return n
}
func (p *parser) sequence() *node {
n := p.node(sequenceNode)
p.anchor(n, p.event.anchor)
- p.skip()
- for p.event.typ != yaml_SEQUENCE_END_EVENT {
+ p.expect(yaml_SEQUENCE_START_EVENT)
+ for p.peek() != yaml_SEQUENCE_END_EVENT {
n.children = append(n.children, p.parse())
}
- p.skip()
+ p.expect(yaml_SEQUENCE_END_EVENT)
return n
}
func (p *parser) mapping() *node {
n := p.node(mappingNode)
p.anchor(n, p.event.anchor)
- p.skip()
- for p.event.typ != yaml_MAPPING_END_EVENT {
+ p.expect(yaml_MAPPING_START_EVENT)
+ for p.peek() != yaml_MAPPING_END_EVENT {
n.children = append(n.children, p.parse(), p.parse())
}
- p.skip()
+ p.expect(yaml_MAPPING_END_EVENT)
return n
}
@@ -187,9 +225,10 @@ func (p *parser) mapping() *node {
type decoder struct {
doc *node
- aliases map[string]bool
+ aliases map[*node]bool
mapType reflect.Type
terrors []string
+ strict bool
}
var (
@@ -197,11 +236,13 @@ var (
durationType = reflect.TypeOf(time.Duration(0))
defaultMapType = reflect.TypeOf(map[interface{}]interface{}{})
ifaceType = defaultMapType.Elem()
+ timeType = reflect.TypeOf(time.Time{})
+ ptrTimeType = reflect.TypeOf(&time.Time{})
)
-func newDecoder() *decoder {
- d := &decoder{mapType: defaultMapType}
- d.aliases = make(map[string]bool)
+func newDecoder(strict bool) *decoder {
+ d := &decoder{mapType: defaultMapType, strict: strict}
+ d.aliases = make(map[*node]bool)
return d
}
@@ -250,7 +291,7 @@ func (d *decoder) callUnmarshaler(n *node, u Unmarshaler) (good bool) {
//
// If n holds a null value, prepare returns before doing anything.
func (d *decoder) prepare(n *node, out reflect.Value) (newout reflect.Value, unmarshaled, good bool) {
- if n.tag == yaml_NULL_TAG || n.kind == scalarNode && n.tag == "" && (n.value == "null" || n.value == "" && n.implicit) {
+ if n.tag == yaml_NULL_TAG || n.kind == scalarNode && n.tag == "" && (n.value == "null" || n.value == "~" || n.value == "" && n.implicit) {
return out, false, false
}
again := true
@@ -307,16 +348,13 @@ func (d *decoder) document(n *node, out reflect.Value) (good bool) {
}
func (d *decoder) alias(n *node, out reflect.Value) (good bool) {
- an, ok := d.doc.anchors[n.value]
- if !ok {
- failf("unknown anchor '%s' referenced", n.value)
- }
- if d.aliases[n.value] {
+ if d.aliases[n] {
+ // TODO this could actually be allowed in some circumstances.
failf("anchor '%s' value contains itself", n.value)
}
- d.aliases[n.value] = true
- good = d.unmarshal(an, out)
- delete(d.aliases, n.value)
+ d.aliases[n] = true
+ good = d.unmarshal(n.alias, out)
+ delete(d.aliases, n)
return good
}
@@ -328,7 +366,7 @@ func resetMap(out reflect.Value) {
}
}
-func (d *decoder) scalar(n *node, out reflect.Value) (good bool) {
+func (d *decoder) scalar(n *node, out reflect.Value) bool {
var tag string
var resolved interface{}
if n.tag == "" && !n.implicit {
@@ -352,9 +390,26 @@ func (d *decoder) scalar(n *node, out reflect.Value) (good bool) {
}
return true
}
- if s, ok := resolved.(string); ok && out.CanAddr() {
- if u, ok := out.Addr().Interface().(encoding.TextUnmarshaler); ok {
- err := u.UnmarshalText([]byte(s))
+ if resolvedv := reflect.ValueOf(resolved); out.Type() == resolvedv.Type() {
+ // We've resolved to exactly the type we want, so use that.
+ out.Set(resolvedv)
+ return true
+ }
+ // Perhaps we can use the value as a TextUnmarshaler to
+ // set its value.
+ if out.CanAddr() {
+ u, ok := out.Addr().Interface().(encoding.TextUnmarshaler)
+ if ok {
+ var text []byte
+ if tag == yaml_BINARY_TAG {
+ text = []byte(resolved.(string))
+ } else {
+ // We let any value be unmarshaled into TextUnmarshaler.
+ // That might be more lax than we'd like, but the
+ // TextUnmarshaler itself should bowl out any dubious values.
+ text = []byte(n.value)
+ }
+ err := u.UnmarshalText(text)
if err != nil {
fail(err)
}
@@ -365,46 +420,54 @@ func (d *decoder) scalar(n *node, out reflect.Value) (good bool) {
case reflect.String:
if tag == yaml_BINARY_TAG {
out.SetString(resolved.(string))
- good = true
- } else if resolved != nil {
+ return true
+ }
+ if resolved != nil {
out.SetString(n.value)
- good = true
+ return true
}
case reflect.Interface:
if resolved == nil {
out.Set(reflect.Zero(out.Type()))
+ } else if tag == yaml_TIMESTAMP_TAG {
+ // It looks like a timestamp but for backward compatibility
+ // reasons we set it as a string, so that code that unmarshals
+ // timestamp-like values into interface{} will continue to
+ // see a string and not a time.Time.
+ // TODO(v3) Drop this.
+ out.Set(reflect.ValueOf(n.value))
} else {
out.Set(reflect.ValueOf(resolved))
}
- good = true
+ return true
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
switch resolved := resolved.(type) {
case int:
if !out.OverflowInt(int64(resolved)) {
out.SetInt(int64(resolved))
- good = true
+ return true
}
case int64:
if !out.OverflowInt(resolved) {
out.SetInt(resolved)
- good = true
+ return true
}
case uint64:
if resolved <= math.MaxInt64 && !out.OverflowInt(int64(resolved)) {
out.SetInt(int64(resolved))
- good = true
+ return true
}
case float64:
if resolved <= math.MaxInt64 && !out.OverflowInt(int64(resolved)) {
out.SetInt(int64(resolved))
- good = true
+ return true
}
case string:
if out.Type() == durationType {
d, err := time.ParseDuration(resolved)
if err == nil {
out.SetInt(int64(d))
- good = true
+ return true
}
}
}
@@ -413,44 +476,49 @@ func (d *decoder) scalar(n *node, out reflect.Value) (good bool) {
case int:
if resolved >= 0 && !out.OverflowUint(uint64(resolved)) {
out.SetUint(uint64(resolved))
- good = true
+ return true
}
case int64:
if resolved >= 0 && !out.OverflowUint(uint64(resolved)) {
out.SetUint(uint64(resolved))
- good = true
+ return true
}
case uint64:
if !out.OverflowUint(uint64(resolved)) {
out.SetUint(uint64(resolved))
- good = true
+ return true
}
case float64:
if resolved <= math.MaxUint64 && !out.OverflowUint(uint64(resolved)) {
out.SetUint(uint64(resolved))
- good = true
+ return true
}
}
case reflect.Bool:
switch resolved := resolved.(type) {
case bool:
out.SetBool(resolved)
- good = true
+ return true
}
case reflect.Float32, reflect.Float64:
switch resolved := resolved.(type) {
case int:
out.SetFloat(float64(resolved))
- good = true
+ return true
case int64:
out.SetFloat(float64(resolved))
- good = true
+ return true
case uint64:
out.SetFloat(float64(resolved))
- good = true
+ return true
case float64:
out.SetFloat(resolved)
- good = true
+ return true
+ }
+ case reflect.Struct:
+ if resolvedv := reflect.ValueOf(resolved); out.Type() == resolvedv.Type() {
+ out.Set(resolvedv)
+ return true
}
case reflect.Ptr:
if out.Type().Elem() == reflect.TypeOf(resolved) {
@@ -458,13 +526,11 @@ func (d *decoder) scalar(n *node, out reflect.Value) (good bool) {
elem := reflect.New(out.Type().Elem())
elem.Elem().Set(reflect.ValueOf(resolved))
out.Set(elem)
- good = true
+ return true
}
}
- if !good {
- d.terror(n, tag, out)
- }
- return good
+ d.terror(n, tag, out)
+ return false
}
func settableValueOf(i interface{}) reflect.Value {
@@ -481,6 +547,10 @@ func (d *decoder) sequence(n *node, out reflect.Value) (good bool) {
switch out.Kind() {
case reflect.Slice:
out.Set(reflect.MakeSlice(out.Type(), l, l))
+ case reflect.Array:
+ if l != out.Len() {
+ failf("invalid array: want %d elements but got %d", out.Len(), l)
+ }
case reflect.Interface:
// No type hints. Will have to use a generic sequence.
iface = out
@@ -499,7 +569,9 @@ func (d *decoder) sequence(n *node, out reflect.Value) (good bool) {
j++
}
}
- out.Set(out.Slice(0, j))
+ if out.Kind() != reflect.Array {
+ out.Set(out.Slice(0, j))
+ }
if iface.IsValid() {
iface.Set(out)
}
@@ -560,7 +632,7 @@ func (d *decoder) mapping(n *node, out reflect.Value) (good bool) {
}
e := reflect.New(et).Elem()
if d.unmarshal(n.children[i+1], e) {
- out.SetMapIndex(k, e)
+ d.setMapIndex(n.children[i+1], out, k, e)
}
}
}
@@ -568,6 +640,14 @@ func (d *decoder) mapping(n *node, out reflect.Value) (good bool) {
return true
}
+func (d *decoder) setMapIndex(n *node, out, k, v reflect.Value) {
+ if d.strict && out.MapIndex(k) != zeroValue {
+ d.terrors = append(d.terrors, fmt.Sprintf("line %d: key %#v already set in map", n.line+1, k.Interface()))
+ return
+ }
+ out.SetMapIndex(k, v)
+}
+
func (d *decoder) mappingSlice(n *node, out reflect.Value) (good bool) {
outt := out.Type()
if outt.Elem() != mapItemType {
@@ -615,6 +695,10 @@ func (d *decoder) mappingStruct(n *node, out reflect.Value) (good bool) {
elemType = inlineMap.Type().Elem()
}
+ var doneFields []bool
+ if d.strict {
+ doneFields = make([]bool, len(sinfo.FieldsList))
+ }
for i := 0; i < l; i += 2 {
ni := n.children[i]
if isMerge(ni) {
@@ -625,6 +709,13 @@ func (d *decoder) mappingStruct(n *node, out reflect.Value) (good bool) {
continue
}
if info, ok := sinfo.FieldsMap[name.String()]; ok {
+ if d.strict {
+ if doneFields[info.Id] {
+ d.terrors = append(d.terrors, fmt.Sprintf("line %d: field %s already set in type %s", ni.line+1, name.String(), out.Type()))
+ continue
+ }
+ doneFields[info.Id] = true
+ }
var field reflect.Value
if info.Inline == nil {
field = out.Field(info.Num)
@@ -638,7 +729,9 @@ func (d *decoder) mappingStruct(n *node, out reflect.Value) (good bool) {
}
value := reflect.New(elemType).Elem()
d.unmarshal(n.children[i+1], value)
- inlineMap.SetMapIndex(name, value)
+ d.setMapIndex(n.children[i+1], inlineMap, name, value)
+ } else if d.strict {
+ d.terrors = append(d.terrors, fmt.Sprintf("line %d: field %s not found in type %s", ni.line+1, name.String(), out.Type()))
}
}
return true
diff --git a/vendor/gopkg.in/yaml.v2/emitterc.go b/vendor/gopkg.in/yaml.v2/emitterc.go
index 6ecdcb3c7..a1c2cc526 100644
--- a/vendor/gopkg.in/yaml.v2/emitterc.go
+++ b/vendor/gopkg.in/yaml.v2/emitterc.go
@@ -2,6 +2,7 @@ package yaml
import (
"bytes"
+ "fmt"
)
// Flush the buffer if needed.
@@ -664,7 +665,7 @@ func yaml_emitter_emit_node(emitter *yaml_emitter_t, event *yaml_event_t,
return yaml_emitter_emit_mapping_start(emitter, event)
default:
return yaml_emitter_set_emitter_error(emitter,
- "expected SCALAR, SEQUENCE-START, MAPPING-START, or ALIAS")
+ fmt.Sprintf("expected SCALAR, SEQUENCE-START, MAPPING-START, or ALIAS, but got %v", event.typ))
}
}
@@ -842,7 +843,7 @@ func yaml_emitter_select_scalar_style(emitter *yaml_emitter_t, event *yaml_event
return true
}
-// Write an achor.
+// Write an anchor.
func yaml_emitter_process_anchor(emitter *yaml_emitter_t) bool {
if emitter.anchor_data.anchor == nil {
return true
@@ -994,10 +995,10 @@ func yaml_emitter_analyze_scalar(emitter *yaml_emitter_t, value []byte) bool {
break_space = false
space_break = false
- preceeded_by_whitespace = false
- followed_by_whitespace = false
- previous_space = false
- previous_break = false
+ preceded_by_whitespace = false
+ followed_by_whitespace = false
+ previous_space = false
+ previous_break = false
)
emitter.scalar_data.value = value
@@ -1016,7 +1017,7 @@ func yaml_emitter_analyze_scalar(emitter *yaml_emitter_t, value []byte) bool {
flow_indicators = true
}
- preceeded_by_whitespace = true
+ preceded_by_whitespace = true
for i, w := 0, 0; i < len(value); i += w {
w = width(value[i])
followed_by_whitespace = i+w >= len(value) || is_blank(value, i+w)
@@ -1047,7 +1048,7 @@ func yaml_emitter_analyze_scalar(emitter *yaml_emitter_t, value []byte) bool {
block_indicators = true
}
case '#':
- if preceeded_by_whitespace {
+ if preceded_by_whitespace {
flow_indicators = true
block_indicators = true
}
@@ -1088,7 +1089,7 @@ func yaml_emitter_analyze_scalar(emitter *yaml_emitter_t, value []byte) bool {
}
// [Go]: Why 'z'? Couldn't be the end of the string as that's the loop condition.
- preceeded_by_whitespace = is_blankz(value, i)
+ preceded_by_whitespace = is_blankz(value, i)
}
emitter.scalar_data.multiline = line_breaks
diff --git a/vendor/gopkg.in/yaml.v2/encode.go b/vendor/gopkg.in/yaml.v2/encode.go
index 84f849955..0ee738e11 100644
--- a/vendor/gopkg.in/yaml.v2/encode.go
+++ b/vendor/gopkg.in/yaml.v2/encode.go
@@ -3,38 +3,67 @@ package yaml
import (
"encoding"
"fmt"
+ "io"
"reflect"
"regexp"
"sort"
"strconv"
"strings"
"time"
+ "unicode/utf8"
)
+// jsonNumber is the interface of the encoding/json.Number datatype.
+// Repeating the interface here avoids a dependency on encoding/json, and also
+// supports other libraries like jsoniter, which use a similar datatype with
+// the same interface. Detecting this interface is useful when dealing with
+// structures containing json.Number, which is a string under the hood. The
+// encoder should prefer the use of Int64(), Float64() and string(), in that
+// order, when encoding this type.
+type jsonNumber interface {
+ Float64() (float64, error)
+ Int64() (int64, error)
+ String() string
+}
+
type encoder struct {
emitter yaml_emitter_t
event yaml_event_t
out []byte
flow bool
+ // doneInit holds whether the initial stream_start_event has been
+ // emitted.
+ doneInit bool
}
-func newEncoder() (e *encoder) {
- e = &encoder{}
- e.must(yaml_emitter_initialize(&e.emitter))
+func newEncoder() *encoder {
+ e := &encoder{}
+ yaml_emitter_initialize(&e.emitter)
yaml_emitter_set_output_string(&e.emitter, &e.out)
yaml_emitter_set_unicode(&e.emitter, true)
- e.must(yaml_stream_start_event_initialize(&e.event, yaml_UTF8_ENCODING))
- e.emit()
- e.must(yaml_document_start_event_initialize(&e.event, nil, nil, true))
- e.emit()
return e
}
-func (e *encoder) finish() {
- e.must(yaml_document_end_event_initialize(&e.event, true))
+func newEncoderWithWriter(w io.Writer) *encoder {
+ e := &encoder{}
+ yaml_emitter_initialize(&e.emitter)
+ yaml_emitter_set_output_writer(&e.emitter, w)
+ yaml_emitter_set_unicode(&e.emitter, true)
+ return e
+}
+
+func (e *encoder) init() {
+ if e.doneInit {
+ return
+ }
+ yaml_stream_start_event_initialize(&e.event, yaml_UTF8_ENCODING)
e.emit()
+ e.doneInit = true
+}
+
+func (e *encoder) finish() {
e.emitter.open_ended = false
- e.must(yaml_stream_end_event_initialize(&e.event))
+ yaml_stream_end_event_initialize(&e.event)
e.emit()
}
@@ -44,9 +73,7 @@ func (e *encoder) destroy() {
func (e *encoder) emit() {
// This will internally delete the e.event value.
- if !yaml_emitter_emit(&e.emitter, &e.event) && e.event.typ != yaml_DOCUMENT_END_EVENT && e.event.typ != yaml_STREAM_END_EVENT {
- e.must(false)
- }
+ e.must(yaml_emitter_emit(&e.emitter, &e.event))
}
func (e *encoder) must(ok bool) {
@@ -59,13 +86,43 @@ func (e *encoder) must(ok bool) {
}
}
+func (e *encoder) marshalDoc(tag string, in reflect.Value) {
+ e.init()
+ yaml_document_start_event_initialize(&e.event, nil, nil, true)
+ e.emit()
+ e.marshal(tag, in)
+ yaml_document_end_event_initialize(&e.event, true)
+ e.emit()
+}
+
func (e *encoder) marshal(tag string, in reflect.Value) {
- if !in.IsValid() {
+ if !in.IsValid() || in.Kind() == reflect.Ptr && in.IsNil() {
e.nilv()
return
}
iface := in.Interface()
- if m, ok := iface.(Marshaler); ok {
+ switch m := iface.(type) {
+ case jsonNumber:
+ integer, err := m.Int64()
+ if err == nil {
+ // In this case the json.Number is a valid int64
+ in = reflect.ValueOf(integer)
+ break
+ }
+ float, err := m.Float64()
+ if err == nil {
+ // In this case the json.Number is a valid float64
+ in = reflect.ValueOf(float)
+ break
+ }
+ // fallback case - no number could be obtained
+ in = reflect.ValueOf(m.String())
+ case time.Time, *time.Time:
+ // Although time.Time implements TextMarshaler,
+ // we don't want to treat it as a string for YAML
+ // purposes because YAML has special support for
+ // timestamps.
+ case Marshaler:
v, err := m.MarshalYAML()
if err != nil {
fail(err)
@@ -75,31 +132,34 @@ func (e *encoder) marshal(tag string, in reflect.Value) {
return
}
in = reflect.ValueOf(v)
- } else if m, ok := iface.(encoding.TextMarshaler); ok {
+ case encoding.TextMarshaler:
text, err := m.MarshalText()
if err != nil {
fail(err)
}
in = reflect.ValueOf(string(text))
+ case nil:
+ e.nilv()
+ return
}
switch in.Kind() {
case reflect.Interface:
- if in.IsNil() {
- e.nilv()
- } else {
- e.marshal(tag, in.Elem())
- }
+ e.marshal(tag, in.Elem())
case reflect.Map:
e.mapv(tag, in)
case reflect.Ptr:
- if in.IsNil() {
- e.nilv()
+ if in.Type() == ptrTimeType {
+ e.timev(tag, in.Elem())
} else {
e.marshal(tag, in.Elem())
}
case reflect.Struct:
- e.structv(tag, in)
- case reflect.Slice:
+ if in.Type() == timeType {
+ e.timev(tag, in)
+ } else {
+ e.structv(tag, in)
+ }
+ case reflect.Slice, reflect.Array:
if in.Type().Elem() == mapItemType {
e.itemsv(tag, in)
} else {
@@ -191,10 +251,10 @@ func (e *encoder) mappingv(tag string, f func()) {
e.flow = false
style = yaml_FLOW_MAPPING_STYLE
}
- e.must(yaml_mapping_start_event_initialize(&e.event, nil, []byte(tag), implicit, style))
+ yaml_mapping_start_event_initialize(&e.event, nil, []byte(tag), implicit, style)
e.emit()
f()
- e.must(yaml_mapping_end_event_initialize(&e.event))
+ yaml_mapping_end_event_initialize(&e.event)
e.emit()
}
@@ -240,23 +300,36 @@ var base60float = regexp.MustCompile(`^[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+(?:\.[0
func (e *encoder) stringv(tag string, in reflect.Value) {
var style yaml_scalar_style_t
s := in.String()
- rtag, rs := resolve("", s)
- if rtag == yaml_BINARY_TAG {
- if tag == "" || tag == yaml_STR_TAG {
- tag = rtag
- s = rs.(string)
- } else if tag == yaml_BINARY_TAG {
+ canUsePlain := true
+ switch {
+ case !utf8.ValidString(s):
+ if tag == yaml_BINARY_TAG {
failf("explicitly tagged !!binary data must be base64-encoded")
- } else {
+ }
+ if tag != "" {
failf("cannot marshal invalid UTF-8 data as %s", shortTag(tag))
}
+ // It can't be encoded directly as YAML so use a binary tag
+ // and encode it as base64.
+ tag = yaml_BINARY_TAG
+ s = encodeBase64(s)
+ case tag == "":
+ // Check to see if it would resolve to a specific
+ // tag when encoded unquoted. If it doesn't,
+ // there's no need to quote it.
+ rtag, _ := resolve("", s)
+ canUsePlain = rtag == yaml_STR_TAG && !isBase60Float(s)
}
- if tag == "" && (rtag != yaml_STR_TAG || isBase60Float(s)) {
- style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
- } else if strings.Contains(s, "\n") {
+ // Note: it's possible for user code to emit invalid YAML
+ // if they explicitly specify a tag and a string containing
+ // text that's incompatible with that tag.
+ switch {
+ case strings.Contains(s, "\n"):
style = yaml_LITERAL_SCALAR_STYLE
- } else {
+ case canUsePlain:
style = yaml_PLAIN_SCALAR_STYLE
+ default:
+ style = yaml_DOUBLE_QUOTED_SCALAR_STYLE
}
e.emitScalar(s, "", tag, style)
}
@@ -281,9 +354,20 @@ func (e *encoder) uintv(tag string, in reflect.Value) {
e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE)
}
+func (e *encoder) timev(tag string, in reflect.Value) {
+ t := in.Interface().(time.Time)
+ s := t.Format(time.RFC3339Nano)
+ e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE)
+}
+
func (e *encoder) floatv(tag string, in reflect.Value) {
- // FIXME: Handle 64 bits here.
- s := strconv.FormatFloat(float64(in.Float()), 'g', -1, 32)
+ // Issue #352: When formatting, use the precision of the underlying value
+ precision := 64
+ if in.Kind() == reflect.Float32 {
+ precision = 32
+ }
+
+ s := strconv.FormatFloat(in.Float(), 'g', -1, precision)
switch s {
case "+Inf":
s = ".inf"
diff --git a/vendor/gopkg.in/yaml.v2/readerc.go b/vendor/gopkg.in/yaml.v2/readerc.go
index f45079171..7c1f5fac3 100644
--- a/vendor/gopkg.in/yaml.v2/readerc.go
+++ b/vendor/gopkg.in/yaml.v2/readerc.go
@@ -93,9 +93,18 @@ func yaml_parser_update_buffer(parser *yaml_parser_t, length int) bool {
panic("read handler must be set")
}
+ // [Go] This function was changed to guarantee the requested length size at EOF.
+ // The fact we need to do this is pretty awful, but the description above implies
+ // for that to be the case, and there are tests
+
// If the EOF flag is set and the raw buffer is empty, do nothing.
if parser.eof && parser.raw_buffer_pos == len(parser.raw_buffer) {
- return true
+ // [Go] ACTUALLY! Read the documentation of this function above.
+ // This is just broken. To return true, we need to have the
+ // given length in the buffer. Not doing that means every single
+ // check that calls this function to make sure the buffer has a
+ // given length is Go) panicking; or C) accessing invalid memory.
+ //return true
}
// Return if the buffer contains enough characters.
@@ -389,6 +398,15 @@ func yaml_parser_update_buffer(parser *yaml_parser_t, length int) bool {
break
}
}
+ // [Go] Read the documentation of this function above. To return true,
+ // we need to have the given length in the buffer. Not doing that means
+ // every single check that calls this function to make sure the buffer
+ // has a given length is Go) panicking; or C) accessing invalid memory.
+ // This happens here due to the EOF above breaking early.
+ for buffer_len < length {
+ parser.buffer[buffer_len] = 0
+ buffer_len++
+ }
parser.buffer = parser.buffer[:buffer_len]
return true
}
diff --git a/vendor/gopkg.in/yaml.v2/resolve.go b/vendor/gopkg.in/yaml.v2/resolve.go
index 232313cc0..6c151db6f 100644
--- a/vendor/gopkg.in/yaml.v2/resolve.go
+++ b/vendor/gopkg.in/yaml.v2/resolve.go
@@ -6,7 +6,7 @@ import (
"regexp"
"strconv"
"strings"
- "unicode/utf8"
+ "time"
)
type resolveMapItem struct {
@@ -75,7 +75,7 @@ func longTag(tag string) string {
func resolvableTag(tag string) bool {
switch tag {
- case "", yaml_STR_TAG, yaml_BOOL_TAG, yaml_INT_TAG, yaml_FLOAT_TAG, yaml_NULL_TAG:
+ case "", yaml_STR_TAG, yaml_BOOL_TAG, yaml_INT_TAG, yaml_FLOAT_TAG, yaml_NULL_TAG, yaml_TIMESTAMP_TAG:
return true
}
return false
@@ -92,6 +92,19 @@ func resolve(tag string, in string) (rtag string, out interface{}) {
switch tag {
case "", rtag, yaml_STR_TAG, yaml_BINARY_TAG:
return
+ case yaml_FLOAT_TAG:
+ if rtag == yaml_INT_TAG {
+ switch v := out.(type) {
+ case int64:
+ rtag = yaml_FLOAT_TAG
+ out = float64(v)
+ return
+ case int:
+ rtag = yaml_FLOAT_TAG
+ out = float64(v)
+ return
+ }
+ }
}
failf("cannot decode %s `%s` as a %s", shortTag(rtag), in, shortTag(tag))
}()
@@ -125,6 +138,15 @@ func resolve(tag string, in string) (rtag string, out interface{}) {
case 'D', 'S':
// Int, float, or timestamp.
+ // Only try values as a timestamp if the value is unquoted or there's an explicit
+ // !!timestamp tag.
+ if tag == "" || tag == yaml_TIMESTAMP_TAG {
+ t, ok := parseTimestamp(in)
+ if ok {
+ return yaml_TIMESTAMP_TAG, t
+ }
+ }
+
plain := strings.Replace(in, "_", "", -1)
intv, err := strconv.ParseInt(plain, 0, 64)
if err == nil {
@@ -158,28 +180,20 @@ func resolve(tag string, in string) (rtag string, out interface{}) {
return yaml_INT_TAG, uintv
}
} else if strings.HasPrefix(plain, "-0b") {
- intv, err := strconv.ParseInt(plain[3:], 2, 64)
+ intv, err := strconv.ParseInt("-" + plain[3:], 2, 64)
if err == nil {
- if intv == int64(int(intv)) {
- return yaml_INT_TAG, -int(intv)
+ if true || intv == int64(int(intv)) {
+ return yaml_INT_TAG, int(intv)
} else {
- return yaml_INT_TAG, -intv
+ return yaml_INT_TAG, intv
}
}
}
- // XXX Handle timestamps here.
-
default:
panic("resolveTable item not yet handled: " + string(rune(hint)) + " (with " + in + ")")
}
}
- if tag == yaml_BINARY_TAG {
- return yaml_BINARY_TAG, in
- }
- if utf8.ValidString(in) {
- return yaml_STR_TAG, in
- }
- return yaml_BINARY_TAG, encodeBase64(in)
+ return yaml_STR_TAG, in
}
// encodeBase64 encodes s as base64 that is broken up into multiple lines
@@ -206,3 +220,39 @@ func encodeBase64(s string) string {
}
return string(out[:k])
}
+
+// This is a subset of the formats allowed by the regular expression
+// defined at http://yaml.org/type/timestamp.html.
+var allowedTimestampFormats = []string{
+ "2006-1-2T15:4:5.999999999Z07:00", // RCF3339Nano with short date fields.
+ "2006-1-2t15:4:5.999999999Z07:00", // RFC3339Nano with short date fields and lower-case "t".
+ "2006-1-2 15:4:5.999999999", // space separated with no time zone
+ "2006-1-2", // date only
+ // Notable exception: time.Parse cannot handle: "2001-12-14 21:59:43.10 -5"
+ // from the set of examples.
+}
+
+// parseTimestamp parses s as a timestamp string and
+// returns the timestamp and reports whether it succeeded.
+// Timestamp formats are defined at http://yaml.org/type/timestamp.html
+func parseTimestamp(s string) (time.Time, bool) {
+ // TODO write code to check all the formats supported by
+ // http://yaml.org/type/timestamp.html instead of using time.Parse.
+
+ // Quick check: all date formats start with YYYY-.
+ i := 0
+ for ; i < len(s); i++ {
+ if c := s[i]; c < '0' || c > '9' {
+ break
+ }
+ }
+ if i != 4 || i == len(s) || s[i] != '-' {
+ return time.Time{}, false
+ }
+ for _, format := range allowedTimestampFormats {
+ if t, err := time.Parse(format, s); err == nil {
+ return t, true
+ }
+ }
+ return time.Time{}, false
+}
diff --git a/vendor/gopkg.in/yaml.v2/scannerc.go b/vendor/gopkg.in/yaml.v2/scannerc.go
index 2c9d5111f..077fd1dd2 100644
--- a/vendor/gopkg.in/yaml.v2/scannerc.go
+++ b/vendor/gopkg.in/yaml.v2/scannerc.go
@@ -611,7 +611,7 @@ func yaml_parser_set_scanner_tag_error(parser *yaml_parser_t, directive bool, co
if directive {
context = "while parsing a %TAG directive"
}
- return yaml_parser_set_scanner_error(parser, context, context_mark, "did not find URI escaped octet")
+ return yaml_parser_set_scanner_error(parser, context, context_mark, problem)
}
func trace(args ...interface{}) func() {
@@ -871,12 +871,6 @@ func yaml_parser_save_simple_key(parser *yaml_parser_t) bool {
required := parser.flow_level == 0 && parser.indent == parser.mark.column
- // A simple key is required only when it is the first token in the current
- // line. Therefore it is always allowed. But we add a check anyway.
- if required && !parser.simple_key_allowed {
- panic("should not happen")
- }
-
//
// If the current position may start a simple key, save it.
//
@@ -1944,7 +1938,7 @@ func yaml_parser_scan_tag_handle(parser *yaml_parser_t, directive bool, start_ma
} else {
// It's either the '!' tag or not really a tag handle. If it's a %TAG
// directive, it's an error. If it's a tag token, it must be a part of URI.
- if directive && !(s[0] == '!' && s[1] == 0) {
+ if directive && string(s) != "!" {
yaml_parser_set_scanner_tag_error(parser, directive,
start_mark, "did not find expected '!'")
return false
@@ -1959,6 +1953,7 @@ func yaml_parser_scan_tag_handle(parser *yaml_parser_t, directive bool, start_ma
func yaml_parser_scan_tag_uri(parser *yaml_parser_t, directive bool, head []byte, start_mark yaml_mark_t, uri *[]byte) bool {
//size_t length = head ? strlen((char *)head) : 0
var s []byte
+ hasTag := len(head) > 0
// Copy the head if needed.
//
@@ -2000,10 +1995,10 @@ func yaml_parser_scan_tag_uri(parser *yaml_parser_t, directive bool, head []byte
if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
return false
}
+ hasTag = true
}
- // Check if the tag is non-empty.
- if len(s) == 0 {
+ if !hasTag {
yaml_parser_set_scanner_tag_error(parser, directive,
start_mark, "did not find expected tag URI")
return false
@@ -2474,6 +2469,10 @@ func yaml_parser_scan_flow_scalar(parser *yaml_parser_t, token *yaml_token_t, si
}
}
+ if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
+ return false
+ }
+
// Check if we are at the end of the scalar.
if single {
if parser.buffer[parser.buffer_pos] == '\'' {
@@ -2486,10 +2485,6 @@ func yaml_parser_scan_flow_scalar(parser *yaml_parser_t, token *yaml_token_t, si
}
// Consume blank characters.
- if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
- return false
- }
-
for is_blank(parser.buffer, parser.buffer_pos) || is_break(parser.buffer, parser.buffer_pos) {
if is_blank(parser.buffer, parser.buffer_pos) {
// Consume a space or a tab character.
@@ -2591,19 +2586,10 @@ func yaml_parser_scan_plain_scalar(parser *yaml_parser_t, token *yaml_token_t) b
// Consume non-blank characters.
for !is_blankz(parser.buffer, parser.buffer_pos) {
- // Check for 'x:x' in the flow context. TODO: Fix the test "spec-08-13".
- if parser.flow_level > 0 &&
- parser.buffer[parser.buffer_pos] == ':' &&
- !is_blankz(parser.buffer, parser.buffer_pos+1) {
- yaml_parser_set_scanner_error(parser, "while scanning a plain scalar",
- start_mark, "found unexpected ':'")
- return false
- }
-
// Check for indicators that may end a plain scalar.
if (parser.buffer[parser.buffer_pos] == ':' && is_blankz(parser.buffer, parser.buffer_pos+1)) ||
(parser.flow_level > 0 &&
- (parser.buffer[parser.buffer_pos] == ',' || parser.buffer[parser.buffer_pos] == ':' ||
+ (parser.buffer[parser.buffer_pos] == ',' ||
parser.buffer[parser.buffer_pos] == '?' || parser.buffer[parser.buffer_pos] == '[' ||
parser.buffer[parser.buffer_pos] == ']' || parser.buffer[parser.buffer_pos] == '{' ||
parser.buffer[parser.buffer_pos] == '}')) {
@@ -2655,10 +2641,10 @@ func yaml_parser_scan_plain_scalar(parser *yaml_parser_t, token *yaml_token_t) b
for is_blank(parser.buffer, parser.buffer_pos) || is_break(parser.buffer, parser.buffer_pos) {
if is_blank(parser.buffer, parser.buffer_pos) {
- // Check for tab character that abuse indentation.
+ // Check for tab characters that abuse indentation.
if leading_blanks && parser.mark.column < indent && is_tab(parser.buffer, parser.buffer_pos) {
yaml_parser_set_scanner_error(parser, "while scanning a plain scalar",
- start_mark, "found a tab character that violate indentation")
+ start_mark, "found a tab character that violates indentation")
return false
}
diff --git a/vendor/gopkg.in/yaml.v2/sorter.go b/vendor/gopkg.in/yaml.v2/sorter.go
index 5958822f9..4c45e660a 100644
--- a/vendor/gopkg.in/yaml.v2/sorter.go
+++ b/vendor/gopkg.in/yaml.v2/sorter.go
@@ -51,6 +51,15 @@ func (l keyList) Less(i, j int) bool {
}
var ai, bi int
var an, bn int64
+ if ar[i] == '0' || br[i] == '0' {
+ for j := i-1; j >= 0 && unicode.IsDigit(ar[j]); j-- {
+ if ar[j] != '0' {
+ an = 1
+ bn = 1
+ break
+ }
+ }
+ }
for ai = i; ai < len(ar) && unicode.IsDigit(ar[ai]); ai++ {
an = an*10 + int64(ar[ai]-'0')
}
diff --git a/vendor/gopkg.in/yaml.v2/writerc.go b/vendor/gopkg.in/yaml.v2/writerc.go
index 190362f25..a2dde608c 100644
--- a/vendor/gopkg.in/yaml.v2/writerc.go
+++ b/vendor/gopkg.in/yaml.v2/writerc.go
@@ -18,72 +18,9 @@ func yaml_emitter_flush(emitter *yaml_emitter_t) bool {
return true
}
- // If the output encoding is UTF-8, we don't need to recode the buffer.
- if emitter.encoding == yaml_UTF8_ENCODING {
- if err := emitter.write_handler(emitter, emitter.buffer[:emitter.buffer_pos]); err != nil {
- return yaml_emitter_set_writer_error(emitter, "write error: "+err.Error())
- }
- emitter.buffer_pos = 0
- return true
- }
-
- // Recode the buffer into the raw buffer.
- var low, high int
- if emitter.encoding == yaml_UTF16LE_ENCODING {
- low, high = 0, 1
- } else {
- high, low = 1, 0
- }
-
- pos := 0
- for pos < emitter.buffer_pos {
- // See the "reader.c" code for more details on UTF-8 encoding. Note
- // that we assume that the buffer contains a valid UTF-8 sequence.
-
- // Read the next UTF-8 character.
- octet := emitter.buffer[pos]
-
- var w int
- var value rune
- switch {
- case octet&0x80 == 0x00:
- w, value = 1, rune(octet&0x7F)
- case octet&0xE0 == 0xC0:
- w, value = 2, rune(octet&0x1F)
- case octet&0xF0 == 0xE0:
- w, value = 3, rune(octet&0x0F)
- case octet&0xF8 == 0xF0:
- w, value = 4, rune(octet&0x07)
- }
- for k := 1; k < w; k++ {
- octet = emitter.buffer[pos+k]
- value = (value << 6) + (rune(octet) & 0x3F)
- }
- pos += w
-
- // Write the character.
- if value < 0x10000 {
- var b [2]byte
- b[high] = byte(value >> 8)
- b[low] = byte(value & 0xFF)
- emitter.raw_buffer = append(emitter.raw_buffer, b[0], b[1])
- } else {
- // Write the character using a surrogate pair (check "reader.c").
- var b [4]byte
- value -= 0x10000
- b[high] = byte(0xD8 + (value >> 18))
- b[low] = byte((value >> 10) & 0xFF)
- b[high+2] = byte(0xDC + ((value >> 8) & 0xFF))
- b[low+2] = byte(value & 0xFF)
- emitter.raw_buffer = append(emitter.raw_buffer, b[0], b[1], b[2], b[3])
- }
- }
-
- // Write the raw buffer.
- if err := emitter.write_handler(emitter, emitter.raw_buffer); err != nil {
+ if err := emitter.write_handler(emitter, emitter.buffer[:emitter.buffer_pos]); err != nil {
return yaml_emitter_set_writer_error(emitter, "write error: "+err.Error())
}
emitter.buffer_pos = 0
- emitter.raw_buffer = emitter.raw_buffer[:0]
return true
}
diff --git a/vendor/gopkg.in/yaml.v2/yaml.go b/vendor/gopkg.in/yaml.v2/yaml.go
index 36d6b883a..de85aa4cd 100644
--- a/vendor/gopkg.in/yaml.v2/yaml.go
+++ b/vendor/gopkg.in/yaml.v2/yaml.go
@@ -9,6 +9,7 @@ package yaml
import (
"errors"
"fmt"
+ "io"
"reflect"
"strings"
"sync"
@@ -77,8 +78,65 @@ type Marshaler interface {
// supported tag options.
//
func Unmarshal(in []byte, out interface{}) (err error) {
+ return unmarshal(in, out, false)
+}
+
+// UnmarshalStrict is like Unmarshal except that any fields that are found
+// in the data that do not have corresponding struct members, or mapping
+// keys that are duplicates, will result in
+// an error.
+func UnmarshalStrict(in []byte, out interface{}) (err error) {
+ return unmarshal(in, out, true)
+}
+
+// A Decorder reads and decodes YAML values from an input stream.
+type Decoder struct {
+ strict bool
+ parser *parser
+}
+
+// NewDecoder returns a new decoder that reads from r.
+//
+// The decoder introduces its own buffering and may read
+// data from r beyond the YAML values requested.
+func NewDecoder(r io.Reader) *Decoder {
+ return &Decoder{
+ parser: newParserFromReader(r),
+ }
+}
+
+// SetStrict sets whether strict decoding behaviour is enabled when
+// decoding items in the data (see UnmarshalStrict). By default, decoding is not strict.
+func (dec *Decoder) SetStrict(strict bool) {
+ dec.strict = strict
+}
+
+// Decode reads the next YAML-encoded value from its input
+// and stores it in the value pointed to by v.
+//
+// See the documentation for Unmarshal for details about the
+// conversion of YAML into a Go value.
+func (dec *Decoder) Decode(v interface{}) (err error) {
+ d := newDecoder(dec.strict)
+ defer handleErr(&err)
+ node := dec.parser.parse()
+ if node == nil {
+ return io.EOF
+ }
+ out := reflect.ValueOf(v)
+ if out.Kind() == reflect.Ptr && !out.IsNil() {
+ out = out.Elem()
+ }
+ d.unmarshal(node, out)
+ if len(d.terrors) > 0 {
+ return &TypeError{d.terrors}
+ }
+ return nil
+}
+
+func unmarshal(in []byte, out interface{}, strict bool) (err error) {
defer handleErr(&err)
- d := newDecoder()
+ d := newDecoder(strict)
p := newParser(in)
defer p.destroy()
node := p.parse()
@@ -99,8 +157,8 @@ func Unmarshal(in []byte, out interface{}) (err error) {
// of the generated document will reflect the structure of the value itself.
// Maps and pointers (to struct, string, int, etc) are accepted as the in value.
//
-// Struct fields are only unmarshalled if they are exported (have an upper case
-// first letter), and are unmarshalled using the field name lowercased as the
+// Struct fields are only marshalled if they are exported (have an upper case
+// first letter), and are marshalled using the field name lowercased as the
// default key. Custom keys may be defined via the "yaml" name in the field
// tag: the content preceding the first comma is used as the key, and the
// following comma-separated options are used to tweak the marshalling process.
@@ -114,7 +172,10 @@ func Unmarshal(in []byte, out interface{}) (err error) {
//
// omitempty Only include the field if it's not set to the zero
// value for the type or to empty slices or maps.
-// Does not apply to zero valued structs.
+// Zero valued structs will be omitted if all their public
+// fields are zero, unless they implement an IsZero
+// method (see the IsZeroer interface type), in which
+// case the field will be included if that method returns true.
//
// flow Marshal using a flow style (useful for structs,
// sequences and maps).
@@ -129,7 +190,7 @@ func Unmarshal(in []byte, out interface{}) (err error) {
// For example:
//
// type T struct {
-// F int "a,omitempty"
+// F int `yaml:"a,omitempty"`
// B int
// }
// yaml.Marshal(&T{B: 2}) // Returns "b: 2\n"
@@ -139,12 +200,47 @@ func Marshal(in interface{}) (out []byte, err error) {
defer handleErr(&err)
e := newEncoder()
defer e.destroy()
- e.marshal("", reflect.ValueOf(in))
+ e.marshalDoc("", reflect.ValueOf(in))
e.finish()
out = e.out
return
}
+// An Encoder writes YAML values to an output stream.
+type Encoder struct {
+ encoder *encoder
+}
+
+// NewEncoder returns a new encoder that writes to w.
+// The Encoder should be closed after use to flush all data
+// to w.
+func NewEncoder(w io.Writer) *Encoder {
+ return &Encoder{
+ encoder: newEncoderWithWriter(w),
+ }
+}
+
+// Encode writes the YAML encoding of v to the stream.
+// If multiple items are encoded to the stream, the
+// second and subsequent document will be preceded
+// with a "---" document separator, but the first will not.
+//
+// See the documentation for Marshal for details about the conversion of Go
+// values to YAML.
+func (e *Encoder) Encode(v interface{}) (err error) {
+ defer handleErr(&err)
+ e.encoder.marshalDoc("", reflect.ValueOf(v))
+ return nil
+}
+
+// Close closes the encoder by writing any remaining data.
+// It does not write a stream terminating string "...".
+func (e *Encoder) Close() (err error) {
+ defer handleErr(&err)
+ e.encoder.finish()
+ return nil
+}
+
func handleErr(err *error) {
if v := recover(); v != nil {
if e, ok := v.(yamlError); ok {
@@ -200,6 +296,9 @@ type fieldInfo struct {
Num int
OmitEmpty bool
Flow bool
+ // Id holds the unique field identifier, so we can cheaply
+ // check for field duplicates without maintaining an extra map.
+ Id int
// Inline holds the field index if the field is part of an inlined struct.
Inline []int
@@ -279,6 +378,7 @@ func getStructInfo(st reflect.Type) (*structInfo, error) {
} else {
finfo.Inline = append([]int{i}, finfo.Inline...)
}
+ finfo.Id = len(fieldsList)
fieldsMap[finfo.Key] = finfo
fieldsList = append(fieldsList, finfo)
}
@@ -300,11 +400,16 @@ func getStructInfo(st reflect.Type) (*structInfo, error) {
return nil, errors.New(msg)
}
+ info.Id = len(fieldsList)
fieldsList = append(fieldsList, info)
fieldsMap[info.Key] = info
}
- sinfo = &structInfo{fieldsMap, fieldsList, inlineMap}
+ sinfo = &structInfo{
+ FieldsMap: fieldsMap,
+ FieldsList: fieldsList,
+ InlineMap: inlineMap,
+ }
fieldMapMutex.Lock()
structMap[st] = sinfo
@@ -312,8 +417,23 @@ func getStructInfo(st reflect.Type) (*structInfo, error) {
return sinfo, nil
}
+// IsZeroer is used to check whether an object is zero to
+// determine whether it should be omitted when marshaling
+// with the omitempty flag. One notable implementation
+// is time.Time.
+type IsZeroer interface {
+ IsZero() bool
+}
+
func isZero(v reflect.Value) bool {
- switch v.Kind() {
+ kind := v.Kind()
+ if z, ok := v.Interface().(IsZeroer); ok {
+ if (kind == reflect.Ptr || kind == reflect.Interface) && v.IsNil() {
+ return true
+ }
+ return z.IsZero()
+ }
+ switch kind {
case reflect.String:
return len(v.String()) == 0
case reflect.Interface, reflect.Ptr:
diff --git a/vendor/gopkg.in/yaml.v2/yamlh.go b/vendor/gopkg.in/yaml.v2/yamlh.go
index d60a6b6b0..e25cee563 100644
--- a/vendor/gopkg.in/yaml.v2/yamlh.go
+++ b/vendor/gopkg.in/yaml.v2/yamlh.go
@@ -1,6 +1,7 @@
package yaml
import (
+ "fmt"
"io"
)
@@ -239,6 +240,27 @@ const (
yaml_MAPPING_END_EVENT // A MAPPING-END event.
)
+var eventStrings = []string{
+ yaml_NO_EVENT: "none",
+ yaml_STREAM_START_EVENT: "stream start",
+ yaml_STREAM_END_EVENT: "stream end",
+ yaml_DOCUMENT_START_EVENT: "document start",
+ yaml_DOCUMENT_END_EVENT: "document end",
+ yaml_ALIAS_EVENT: "alias",
+ yaml_SCALAR_EVENT: "scalar",
+ yaml_SEQUENCE_START_EVENT: "sequence start",
+ yaml_SEQUENCE_END_EVENT: "sequence end",
+ yaml_MAPPING_START_EVENT: "mapping start",
+ yaml_MAPPING_END_EVENT: "mapping end",
+}
+
+func (e yaml_event_type_t) String() string {
+ if e < 0 || int(e) >= len(eventStrings) {
+ return fmt.Sprintf("unknown event %d", e)
+ }
+ return eventStrings[e]
+}
+
// The event structure.
type yaml_event_t struct {
@@ -508,7 +530,7 @@ type yaml_parser_t struct {
problem string // Error description.
- // The byte about which the problem occured.
+ // The byte about which the problem occurred.
problem_offset int
problem_value int
problem_mark yaml_mark_t
@@ -521,9 +543,9 @@ type yaml_parser_t struct {
read_handler yaml_read_handler_t // Read handler.
- input_file io.Reader // File input data.
- input []byte // String input data.
- input_pos int
+ input_reader io.Reader // File input data.
+ input []byte // String input data.
+ input_pos int
eof bool // EOF flag
@@ -632,7 +654,7 @@ type yaml_emitter_t struct {
write_handler yaml_write_handler_t // Write handler.
output_buffer *[]byte // String output data.
- output_file io.Writer // File output data.
+ output_writer io.Writer // File output data.
buffer []byte // The working buffer.
buffer_pos int // The current position of the buffer.