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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /python/pyyaml/examples/yaml-highlight
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'python/pyyaml/examples/yaml-highlight')
-rw-r--r--python/pyyaml/examples/yaml-highlight/yaml_hl.cfg115
-rwxr-xr-xpython/pyyaml/examples/yaml-highlight/yaml_hl.py114
2 files changed, 229 insertions, 0 deletions
diff --git a/python/pyyaml/examples/yaml-highlight/yaml_hl.cfg b/python/pyyaml/examples/yaml-highlight/yaml_hl.cfg
new file mode 100644
index 000000000..69bb84776
--- /dev/null
+++ b/python/pyyaml/examples/yaml-highlight/yaml_hl.cfg
@@ -0,0 +1,115 @@
+%YAML 1.1
+---
+
+ascii:
+
+ header: "\e[0;1;30;40m"
+
+ footer: "\e[0m"
+
+ tokens:
+ stream-start:
+ stream-end:
+ directive: { start: "\e[35m", end: "\e[0;1;30;40m" }
+ document-start: { start: "\e[35m", end: "\e[0;1;30;40m" }
+ document-end: { start: "\e[35m", end: "\e[0;1;30;40m" }
+ block-sequence-start:
+ block-mapping-start:
+ block-end:
+ flow-sequence-start: { start: "\e[33m", end: "\e[0;1;30;40m" }
+ flow-mapping-start: { start: "\e[33m", end: "\e[0;1;30;40m" }
+ flow-sequence-end: { start: "\e[33m", end: "\e[0;1;30;40m" }
+ flow-mapping-end: { start: "\e[33m", end: "\e[0;1;30;40m" }
+ key: { start: "\e[33m", end: "\e[0;1;30;40m" }
+ value: { start: "\e[33m", end: "\e[0;1;30;40m" }
+ block-entry: { start: "\e[33m", end: "\e[0;1;30;40m" }
+ flow-entry: { start: "\e[33m", end: "\e[0;1;30;40m" }
+ alias: { start: "\e[32m", end: "\e[0;1;30;40m" }
+ anchor: { start: "\e[32m", end: "\e[0;1;30;40m" }
+ tag: { start: "\e[32m", end: "\e[0;1;30;40m" }
+ scalar: { start: "\e[36m", end: "\e[0;1;30;40m" }
+
+ replaces:
+ - "\r\n": "\n"
+ - "\r": "\n"
+ - "\n": "\n"
+ - "\x85": "\n"
+ - "\u2028": "\n"
+ - "\u2029": "\n"
+
+html: &html
+
+ tokens:
+ stream-start:
+ stream-end:
+ directive: { start: <code class="directive_token">, end: </code> }
+ document-start: { start: <code class="document_start_token">, end: </code> }
+ document-end: { start: <code class="document_end_token">, end: </code> }
+ block-sequence-start:
+ block-mapping-start:
+ block-end:
+ flow-sequence-start: { start: <code class="delimiter_token">, end: </code> }
+ flow-mapping-start: { start: <code class="delimiter_token">, end: </code> }
+ flow-sequence-end: { start: <code class="delimiter_token">, end: </code> }
+ flow-mapping-end: { start: <code class="delimiter_token">, end: </code> }
+ key: { start: <code class="delimiter_token">, end: </code> }
+ value: { start: <code class="delimiter_token">, end: </code> }
+ block-entry: { start: <code class="delimiter_token">, end: </code> }
+ flow-entry: { start: <code class="delimiter_token">, end: </code> }
+ alias: { start: <code class="anchor_token">, end: </code> }
+ anchor: { start: <code class="anchor_token">, end: </code> }
+ tag: { start: <code class="tag_token">, end: </code> }
+ scalar: { start: <code class="scalar_token">, end: </code> }
+
+ events:
+ stream-start: { start: <pre class="yaml_stream"> }
+ stream-end: { end: </pre> }
+ document-start: { start: <span class="document"> }
+ document-end: { end: </span> }
+ sequence-start: { start: <span class="sequence"> }
+ sequence-end: { end: </span> }
+ mapping-start: { start: <span class="mapping"> }
+ mapping-end: { end: </span> }
+ scalar: { start: <span class="scalar">, end: </span> }
+
+ replaces:
+ - "\r\n": "\n"
+ - "\r": "\n"
+ - "\n": "\n"
+ - "\x85": "\n"
+ - "\u2028": "\n"
+ - "\u2029": "\n"
+ - "&": "&amp;"
+ - "<": "&lt;"
+ - ">": "&gt;"
+
+html-page:
+
+ header: |
+ <html>
+ <head>
+ <title>A YAML stream</title>
+ <style type="text/css">
+ .document { background: #FFF }
+ .sequence { background: #EEF }
+ .mapping { background: #EFE }
+ .scalar { background: #FEE }
+ .directive_token { color: #C0C }
+ .document_start_token { color: #C0C; font-weight: bold }
+ .document_end_token { color: #C0C; font-weight: bold }
+ .delimiter_token { color: #600; font-weight: bold }
+ .anchor_token { color: #090 }
+ .tag_token { color: #090 }
+ .scalar_token { color: #000 }
+ .yaml_stream { color: #999 }
+ </style>
+ <body>
+
+ footer: |
+ </body>
+ </html>
+
+ <<: *html
+
+
+# vim: ft=yaml
diff --git a/python/pyyaml/examples/yaml-highlight/yaml_hl.py b/python/pyyaml/examples/yaml-highlight/yaml_hl.py
new file mode 100755
index 000000000..d6f7bf4eb
--- /dev/null
+++ b/python/pyyaml/examples/yaml-highlight/yaml_hl.py
@@ -0,0 +1,114 @@
+#!/usr/bin/python
+
+import yaml, codecs, sys, os.path, optparse
+
+class Style:
+
+ def __init__(self, header=None, footer=None,
+ tokens=None, events=None, replaces=None):
+ self.header = header
+ self.footer = footer
+ self.replaces = replaces
+ self.substitutions = {}
+ for domain, Class in [(tokens, 'Token'), (events, 'Event')]:
+ if not domain:
+ continue
+ for key in domain:
+ name = ''.join([part.capitalize() for part in key.split('-')])
+ cls = getattr(yaml, '%s%s' % (name, Class))
+ value = domain[key]
+ if not value:
+ continue
+ start = value.get('start')
+ end = value.get('end')
+ if start:
+ self.substitutions[cls, -1] = start
+ if end:
+ self.substitutions[cls, +1] = end
+
+ def __setstate__(self, state):
+ self.__init__(**state)
+
+yaml.add_path_resolver(u'tag:yaml.org,2002:python/object:__main__.Style',
+ [None], dict)
+yaml.add_path_resolver(u'tag:yaml.org,2002:pairs',
+ [None, u'replaces'], list)
+
+class YAMLHighlight:
+
+ def __init__(self, options):
+ config = yaml.load(file(options.config, 'rb').read())
+ self.style = config[options.style]
+ if options.input:
+ self.input = file(options.input, 'rb')
+ else:
+ self.input = sys.stdin
+ if options.output:
+ self.output = file(options.output, 'wb')
+ else:
+ self.output = sys.stdout
+
+ def highlight(self):
+ input = self.input.read()
+ if input.startswith(codecs.BOM_UTF16_LE):
+ input = unicode(input, 'utf-16-le')
+ elif input.startswith(codecs.BOM_UTF16_BE):
+ input = unicode(input, 'utf-16-be')
+ else:
+ input = unicode(input, 'utf-8')
+ substitutions = self.style.substitutions
+ tokens = yaml.scan(input)
+ events = yaml.parse(input)
+ markers = []
+ number = 0
+ for token in tokens:
+ number += 1
+ if token.start_mark.index != token.end_mark.index:
+ cls = token.__class__
+ if (cls, -1) in substitutions:
+ markers.append([token.start_mark.index, +2, number, substitutions[cls, -1]])
+ if (cls, +1) in substitutions:
+ markers.append([token.end_mark.index, -2, number, substitutions[cls, +1]])
+ number = 0
+ for event in events:
+ number += 1
+ cls = event.__class__
+ if (cls, -1) in substitutions:
+ markers.append([event.start_mark.index, +1, number, substitutions[cls, -1]])
+ if (cls, +1) in substitutions:
+ markers.append([event.end_mark.index, -1, number, substitutions[cls, +1]])
+ markers.sort()
+ markers.reverse()
+ chunks = []
+ position = len(input)
+ for index, weight1, weight2, substitution in markers:
+ if index < position:
+ chunk = input[index:position]
+ for substring, replacement in self.style.replaces:
+ chunk = chunk.replace(substring, replacement)
+ chunks.append(chunk)
+ position = index
+ chunks.append(substitution)
+ chunks.reverse()
+ result = u''.join(chunks)
+ if self.style.header:
+ self.output.write(self.style.header)
+ self.output.write(result.encode('utf-8'))
+ if self.style.footer:
+ self.output.write(self.style.footer)
+
+if __name__ == '__main__':
+ parser = optparse.OptionParser()
+ parser.add_option('-s', '--style', dest='style', default='ascii',
+ help="specify the highlighting style", metavar='STYLE')
+ parser.add_option('-c', '--config', dest='config',
+ default=os.path.join(os.path.dirname(sys.argv[0]), 'yaml_hl.cfg'),
+ help="set an alternative configuration file", metavar='CONFIG')
+ parser.add_option('-i', '--input', dest='input', default=None,
+ help="set the input file (default: stdin)", metavar='FILE')
+ parser.add_option('-o', '--output', dest='output', default=None,
+ help="set the output file (default: stdout)", metavar='FILE')
+ (options, args) = parser.parse_args()
+ hl = YAMLHighlight(options)
+ hl.highlight()
+