150 lines
3.3 KiB
YAML
150 lines
3.3 KiB
YAML
%YAML 1.2
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---
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#
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# G-Code (RepRap, not ISO-6983)
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# Author: @thinkyhead
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#
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# RapRap G-Code is very simple.
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#
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# TODO: Lines that start with N get a different context, accepting a checksum.
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#
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name: G-Code (RepRap)
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file_extensions:
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- [ gco, gcode ]
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scope: source.gcode
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variables:
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decimal: '[+-]?\d+(\.(\d+)?)?'
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contexts:
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prototype:
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- match: \s+
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- include: mixin_comment
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- match: $
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pop: true
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main:
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- meta_content_scope: ctx.line.gcode
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- match: '([Nn]\s*(\d+))'
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captures:
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1: ctx.gcode_line_num
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2: constant.numeric.line-number.gcode
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- match: ()
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set: gcode_command
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# G, M, or T command
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gcode_command:
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- meta_content_scope: ctx.command.gcode
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# M20 S2 P/path/to/file/name.gco
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- match: ([Mm](20))(\s*(S)(2)\s*(P))
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captures:
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1: entity.command.gcode markup.bold.gcode
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2: constant.numeric.command.gcode
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3: ctx.params.gcode
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4: keyword.param.gcode
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5: constant.numeric.param.gcode
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6: keyword.param.gcode
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set: gcode_string_arg
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# command followed by data
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- match: ([Mm]\s*(11[78]))\b
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captures:
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1: entity.command.gcode markup.bold.gcode
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2: constant.numeric.command.gcode
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set: gcode_string_arg
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# command followed by data
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- match: '([GMTgmt]\s*(\d+)((\.)(\d+))?)'
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captures:
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1: entity.command.gcode markup.bold.gcode
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2: constant.numeric.command.gcode
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4: entity.separator.subcode
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5: constant.numeric.subcode
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set: gcode_params
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- match: ()
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set: syntax_error
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# Parameters of a command
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gcode_params:
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- meta_content_scope: ctx.params.gcode
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# M32 [S<pos>] [P<bool>] !/path/file.gco#
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- match: '!'
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scope: entity.string.filename.open
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push: gcode_path_arg
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# asterisk starts a checksum
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- match: \*
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scope: entity.checksum.gcode
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set: gcode_checksum
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# parameter and value
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- match: ([A-Za-z])\s*({{decimal}})
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captures:
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1: keyword.param.gcode
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2: constant.numeric.param.gcode
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# parameter with no value
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- match: '[A-Za-z]'
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scope: keyword.param.gcode
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set: gcode_params
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- match: ()
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set: syntax_error
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gcode_string_arg:
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- meta_content_scope: ctx.string.gcode
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- match: ([^;]+)
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scope: string.unquoted.gcode
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gcode_path_arg:
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- meta_content_scope: ctx.path.gcode
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- match: ([^#]+)
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scope: string.unquoted.path.gcode
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- match: (#)
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scope: entity.string.path.close.gcode
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pop: true
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gcode_checksum:
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- meta_content_scope: ctx.checksum.gcode
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- match: \d+
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scope: constant.numeric.checksum.gcode
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- match: ()
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set: syntax_error
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# Done interpreting to the end of the line
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gcode_line_done:
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- match: \s*$
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pop: true
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# Comments begin with a ';' and finish at the end of the line.
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mixin_comment:
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- match: ^\s*;
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scope: punctuation.definition.comment.line.start
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set: gcode_comment
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- match: \s*;
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scope: punctuation.definition.comment.eol.start
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set: gcode_comment
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# Comment to end of line.
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gcode_comment:
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- meta_scope: comment.gcode
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- match: \s*$
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pop: true
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# Everything after this point is broken by a syntax error
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syntax_error:
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- meta_scope: invalid.error.syntax.gcode
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- match: .*$
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pop: true
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