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Add lexer for properties files (#670)
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Martin Winandy
GitHub
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dbb09a52a8
commit
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27
lexers/embedded/properties.xml
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27
lexers/embedded/properties.xml
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<lexer>
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<config>
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<name>properties</name>
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<alias>java-properties</alias>
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<filename>*.properties</filename>
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<mime_type>text/x-java-properties</mime_type>
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</config>
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<rules>
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<state name="root">
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<rule pattern="\s+">
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<token type="Text"/>
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</rule>
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<rule pattern="^[;#!].*">
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<token type="CommentSingle"/>
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</rule>
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<rule pattern="^(.+?)([ \t]*)([=:])([ \t]*)(.*)">
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<bygroups>
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<token type="NameAttribute"/>
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<token type="Text"/>
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<token type="Operator"/>
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<token type="Text"/>
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<token type="LiteralString"/>
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</bygroups>
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</rule>
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</state>
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</rules>
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</lexer>
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22
lexers/testdata/properties.actual
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22
lexers/testdata/properties.actual
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# You are reading a comment in ".properties" file.
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! The exclamation mark can also be used for comments.
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# Lines with "properties" contain a key and a value separated by a delimiting character.
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# There are 3 delimiting characters: '=' (equal), ':' (colon) and whitespace (space, \t and \f).
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website = https://en.wikipedia.org/
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language : English
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# White space that appears between the key, the value and the delimiter is ignored.
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# This means that the following are equivalent (other than for readability).
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hello=hello
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hello = hello
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# Keys with the same name will be overwritten by the key that is the furthest in a file.
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# For example the final value for "duplicateKey" will be "second".
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duplicateKey = first
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duplicateKey = second
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# If you need to add newlines and carriage returns, they need to be escaped using \n and \r respectively.
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# You can also optionally escape tabs with \t for readability purposes.
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valueWithEscapes = This is a newline\n and a carriage return\r and a tab\t.
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# You can also use Unicode escape characters (maximum of four hexadecimal digits).
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# In the following example, the value for "encodedHelloInJapanese" is "こんにちは".
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encodedHelloInJapanese = \u3053\u3093\u306b\u3061\u306f
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# But with more modern file encodings like UTF-8, you can directly use supported characters.
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helloInJapanese = こんにちは
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80
lexers/testdata/properties.expected
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80
lexers/testdata/properties.expected
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[
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{"type":"CommentSingle","value":"# You are reading a comment in \".properties\" file."},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"! The exclamation mark can also be used for comments."},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# Lines with \"properties\" contain a key and a value separated by a delimiting character."},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# There are 3 delimiting characters: '=' (equal), ':' (colon) and whitespace (space, \\t and \\f)."},
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{"type":"Text","value":"\n"},
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{"type":"NameAttribute","value":"website"},
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{"type":"Text","value":" "},
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{"type":"Operator","value":"="},
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{"type":"Text","value":" "},
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{"type":"LiteralString","value":"https://en.wikipedia.org/"},
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{"type":"Text","value":"\n"},
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{"type":"NameAttribute","value":"language"},
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{"type":"Text","value":" "},
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{"type":"Operator","value":":"},
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{"type":"Text","value":" "},
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{"type":"LiteralString","value":"English"},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# White space that appears between the key, the value and the delimiter is ignored."},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# This means that the following are equivalent (other than for readability)."},
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{"type":"Text","value":"\n"},
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{"type":"NameAttribute","value":"hello"},
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{"type":"Operator","value":"="},
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{"type":"LiteralString","value":"hello"},
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{"type":"Text","value":"\n"},
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{"type":"NameAttribute","value":"hello"},
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{"type":"Text","value":" "},
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{"type":"Operator","value":"="},
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{"type":"Text","value":" "},
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{"type":"LiteralString","value":"hello"},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# Keys with the same name will be overwritten by the key that is the furthest in a file."},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# For example the final value for \"duplicateKey\" will be \"second\"."},
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{"type":"Text","value":"\n"},
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{"type":"NameAttribute","value":"duplicateKey"},
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{"type":"Text","value":" "},
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{"type":"Operator","value":"="},
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{"type":"Text","value":" "},
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{"type":"LiteralString","value":"first"},
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{"type":"Text","value":"\n"},
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{"type":"NameAttribute","value":"duplicateKey"},
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{"type":"Text","value":" "},
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{"type":"Operator","value":"="},
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{"type":"Text","value":" "},
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{"type":"LiteralString","value":"second"},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# If you need to add newlines and carriage returns, they need to be escaped using \\n and \\r respectively."},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# You can also optionally escape tabs with \\t for readability purposes."},
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{"type":"Text","value":"\n"},
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{"type":"NameAttribute","value":"valueWithEscapes"},
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{"type":"Text","value":" "},
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{"type":"Operator","value":"="},
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{"type":"Text","value":" "},
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{"type":"LiteralString","value":"This is a newline\\n and a carriage return\\r and a tab\\t."},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# You can also use Unicode escape characters (maximum of four hexadecimal digits)."},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# In the following example, the value for \"encodedHelloInJapanese\" is \"こんにちは\"."},
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{"type":"Text","value":"\n"},
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{"type":"NameAttribute","value":"encodedHelloInJapanese"},
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{"type":"Text","value":" "},
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{"type":"Operator","value":"="},
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{"type":"Text","value":" "},
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{"type":"LiteralString","value":"\\u3053\\u3093\\u306b\\u3061\\u306f"},
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{"type":"Text","value":"\n"},
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{"type":"CommentSingle","value":"# But with more modern file encodings like UTF-8, you can directly use supported characters."},
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{"type":"Text","value":"\n"},
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{"type":"NameAttribute","value":"helloInJapanese"},
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{"type":"Text","value":" "},
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{"type":"Operator","value":"="},
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{"type":"Text","value":" "},
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{"type":"LiteralString","value":"こんにちは"},
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{"type":"Text","value":"\n"}
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]
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