84 lines
3.1 KiB
Python
84 lines
3.1 KiB
Python
import color, method, mode
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from lex import Grammar, PatternRule, RegionRule
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class StringGrammar1(Grammar):
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rules = [
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PatternRule(r'data', r'[^"&]+'),
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PatternRule(r'escaped', r'&[a-z]+;'),
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]
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class StringGrammar2(Grammar):
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rules = [
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PatternRule(r'data', r"[^'&]+"),
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PatternRule(r'escaped', r'&[a-z]+;'),
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]
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class CommentGrammar(Grammar):
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rules = [PatternRule(r'data', r'(?:[^-]|-(?!-)|--(?!>))+')]
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class MetadataGrammar(Grammar):
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rules = [PatternRule(r'data', r'(?:[^?]|\?(?!>))+')]
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class TagGrammar(Grammar):
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rules = [
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PatternRule(r'attrname', r'[a-zA-Z_][a-zA-Z0-9_]+(?==)'),
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PatternRule(r'namespace', r'[a-zA-Z_]+(?=:)'),
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PatternRule(r'name', r'[a-zA-Z_][a-zA-Z0-9_]*'),
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PatternRule(r'delimiter', r'[/=]'),
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RegionRule(r'string', r'"', StringGrammar1, r'"'),
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RegionRule(r'string', r"'", StringGrammar2, r"'"),
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PatternRule(r'spaces', r' +'),
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PatternRule(r'eol', r'\n'),
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]
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class XMLGrammar(Grammar):
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rules = [
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# TODO: how does cdata work again?
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PatternRule(r'data', r'[^<& \n]+'),
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PatternRule(r'spaces', r' +'),
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RegionRule(r'comment', r'<!--', CommentGrammar, r'-->'),
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RegionRule(r'xml_tag', r'<(?!\?)', TagGrammar, r'/?>'),
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PatternRule(r'xml_entity', r'&[a-z]+;'),
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PatternRule(r'eol', r'\n'),
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RegionRule(r'xml_metadata', r'<\?', MetadataGrammar, r'\?>'),
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]
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class XmlValidate(method.shell.Exec):
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'''Valid the buffer's contents as valid XML.'''
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show_success = True
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args = []
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def _execute(self, w, **vargs):
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self._doit(w, w.buffer.path, 'xmlwf %(path)r', cmdname='xml-validate')
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class XmlCreateTag(method.Method):
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'''Create an opening and closing tag'''
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args = [method.Argument('tagname', prompt="Tag Name: ", help="Create an open/close tag pair")]
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def _execute(self, w, **vargs):
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t = vargs['tagname']
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w.insert_string_at_cursor("<%s>" % t)
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p = w.logical_cursor()
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w.insert_string_at_cursor("</%s>" % t)
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w.goto(p)
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class XML(mode.Fundamental):
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modename = 'XML'
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extensions = ['.xml', '.xml.in', '.xsl', '.xsd']
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grammar = XMLGrammar
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colors = {
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'xml_metadata.start': ('magenta', 'default', 'bold'),
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'xml_metadata.data': ('magenta', 'default', 'bold'),
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'xml_metadata.end': ('magenta', 'default', 'bold'),
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'xml_tag.start': ('default', 'default', 'bold'),
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'xml_tag.namespace': ('magenta', 'default', 'bold'),
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'xml_tag.name': ('blue', 'default', 'bold'),
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'xml_tag.attrname': ('cyan', 'default', 'bold'),
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'xml_tag.string.start': ('green', 'default', 'bold'),
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'xml_tag.string.null': ('green', 'default', 'bold'),
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'xml_tag.string.end': ('green', 'default', 'bold'),
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'xml_tag.end': ('default', 'default', 'bold'),
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'xml_entity': ('magenta', 'default', 'bold'),
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}
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actions = [XmlValidate, XmlCreateTag]
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_bindings = {
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'xml-create-tag': ('M-t',),
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}
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install = XML.install
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