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[Pascal] Add some context-awareness #2751

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[Pascal] Add some context-awareness #2751

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365d14d
[Pascal] Begin context-awareness
michaelblyons Mar 7, 2021
dbf735b
[Pascal] numerics
michaelblyons Mar 13, 2021
be38b49
[Pascal] Disable faulty function call stuff for now
michaelblyons Mar 13, 2021
8815e2a
[Pascal] Try real function calls
michaelblyons Mar 13, 2021
05d2f93
[Pascal] Attempt array scopes
michaelblyons Mar 13, 2021
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341 changes: 302 additions & 39 deletions Pascal/Pascal.sublime-syntax
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Original file line number Diff line number Diff line change
Expand Up @@ -7,76 +7,339 @@ file_extensions:
- p
- dpr
scope: source.pascal

variables:
identifier: (?:\w+(?:\.\w+)*)
identifier_real: (?i:[a-z][a-z0-9]*)

contexts:
else-pop:
- match: (?=\S)
pop: true
immediately-pop:
- match: ''
pop: true

main:
- match: \b(?i:(absolute|abstract|all|and|and_then|array|as|asm|attribute|begin|bindable|case|class|const|constructor|destructor|div|do|do|else|end|except|export|exports|external|far|file|finalization|finally|for|forward|goto|if|implementation|import|in|inherited|initialization|interface|interrupt|is|label|library|mod|module|name|near|nil|not|object|of|only|operator|or|or_else|otherwise|packed|pow|private|program|property|protected|public|published|qualified|record|repeat|resident|restricted|segment|set|shl|shr|then|to|try|type|unit|until|uses|value|var|view|virtual|while|with|xor))\b
scope: keyword.control.pascal
- match: \b(?i:(function|procedure))\b\s+(\w+(\.\w+)?)(\(.*?\))?;\s*(?=(?i:attribute|forward|external))
scope: meta.function.prototype.pascal
captures:
1: keyword.declaration.function.pascal
2: entity.name.function.pascal
- match: \b(?i:(function|procedure))\b\s+(\w+(\.\w+)?)
scope: meta.function.pascal
captures:
1: keyword.declaration.function.pascal
2: entity.name.function.pascal
- match: '\b((0(x|X)[0-9a-fA-F]*)|(([0-9]+\.?[0-9]*)|(\.[0-9]+))((e|E)(\+|-)?[0-9]+)?)(L|l|UL|ul|u|U|F|f|ll|LL|ull|ULL)?\b'
scope: constant.numeric.pascal
- match: '(^[ \t]+)?(--)'
- include: functions
- include: constructors
- include: statements

keywords:
- match: \b(?i:published|public|protected|private|strict\s+private)\b
scope: storage.modifier.pascal
- match: \b(?i:(absolute|abstract|all|and_then|array|as|asm|attribute|begin|bindable|case|class|const|destructor|div|do|do|else|end|except|export|exports|external|far|file|finalization|finally|for|forward|goto|if|implementation|import|in|inherited|initialization|interface|interrupt|is|label|library|mod|module|name|near|object|of|only|operator|or_else|otherwise|packed|pow|program|property|qualified|record|repeat|resident|restricted|segment|set|then|to|try|type|unit|until|uses|value|var|view|virtual|while|with))\b
scope: keyword.control.pascal

statements:
- include: comments
- include: blocks
- include: keywords
- include: numerics
- include: constants
- include: operators
- include: strings
- include: flow
# - match: '({{identifier_real}})(\.)'

# - include: function-call-no-arg
- include: function-call
- match: ;
scope: punctuation.terminator.pascal

# function-call-no-arg:
# - match: '({{identifier_real}})(;)'
# captures:
# 1: meta.function-call.pascal
# variable.function.pascal
# 2: punctuation.terminator.pascal

function-call:
- match: '({{identifier_real}})(\()'
captures:
1: punctuation.whitespace.comment.leading.pascal
2: punctuation.definition.comment.pascal
1: meta.function-call.pascal
variable.function.pascal
2: meta.function-call.arguments.pascal
punctuation.section.arguments.begin.pascal
push:
- meta_scope: comment.line.double-dash.pascal.one
- match: \n
- meta_content_scope: meta.function-call.arguments.pascal
- match: \)
scope: meta.function-call.arguments.pascal
punctuation.section.arguments.end.pascal
pop: true
- match: '(^[ \t]+)?(//)'
captures:
1: punctuation.whitespace.comment.leading.pascal
2: punctuation.definition.comment.pascal
- match: ','
scope: punctuation.separator.sequence.pascal
- include: statements

blocks:
- match: \b(?i:begin)\b
scope: keyword.context.block.begin.pascal
push:
- meta_scope: comment.line.double-slash.pascal.two
- match: \n
- meta_scope: meta.block.pascal
- match: \b((?i:end))\b(;)?
captures:
1: keyword.context.block.end.pascal
2: punctuation.terminator.pascal
pop: true
- match: \(\*
- include: statements

flow:
- match: \b(?i:continue)\b
scope: keyword.control.flow.continue.pascal
- match: \b(?i:break)\b
scope: keyword.control.flow.break.pascal
- match: \b(?i:goto)\b
scope: keyword.control.flow.goto.pascal

functions:
- match: \b(function|procedure)\s+({{identifier}})
captures:
0: punctuation.definition.comment.pascal
1: keyword.declaration.function.pascal
2: entity.name.function.pascal
push: [function-body, function-variables, function-params]

constructors:
- match: \b(constructor)\s+({{identifier}})
captures:
1: keyword.declaration.function.pascal
2: entity.name.function.constructor.pascal
push: [function-body, function-variables, function-params]

function-params:
- match: \(
scope: punctuation.section.parameters.begin.pascal
push:
- meta_scope: comment.block.pascal.one
- match: \*\)
- meta_scope: meta.function.parameters.pascal
- match: \)
scope: punctuation.section.parameters.end.pascal
pop: true
- match: (?:\b(var|const)\s+)?({{identifier}})
captures:
0: punctuation.definition.comment.pascal
1: keyword.declaration.pascal
2: variable.parameter.pascal
push:
- match: ','
scope: punctuation.separator.pascal
- match: '{{identifier}}'
scope: variable.parameter.pascal
- match: ':'
scope: punctuation.separator.type.pascal
set:
- include: types
- include: types-for-anything
- include: function-pop-param
- match: =
scope: keyword.operator.assignment.pascal
set:
- include: constants
- include: function-pop-param
- match: ':'
scope: punctuation.separator.type.pascal
push:
- include: types
- include: types-for-anything
- include: else-pop
- match: ;
scope: punctuation.terminator.pascal
pop: true
- include: else-pop

function-pop-param:
- match: (?=\))
pop: true
- match: ;
scope: punctuation.separator.sequence.pascal
pop: true

function-variables:
- match: \b(?i:var)\b
scope: keyword.declaration.pascal
push:
- include: comments
- match: (?=\b(?i:begin)\b)
pop: true
- match: '\{'
captures:
0: punctuation.definition.comment.pascal
- match: (?={{identifier}}\s*[^ \t\w:,])
pop: true
- match: '{{identifier}}'
scope: variable.other.readwrite.pascal
push:
- match: ','
scope: punctuation.separator.pascal
- match: '{{identifier}}'
scope: variable.other.readwrite.pascal
- match: ':'
scope: punctuation.separator.type.pascal
set:
- include: types
- include: types-for-anything
- match: ;
scope: punctuation.terminator.pascal
pop: true
- match: =
scope: keyword.operator.assignment.pascal
set:
- match: ;
scope: punctuation.terminator.pascal
pop: true
- include: constants
- include: else-pop
- include: else-pop

function-body:
- meta_scope: meta.function.pascal
- match: \b(?i:begin)\b
scope: keyword.context.block.begin.pascal
push:
- meta_scope: comment.block.pascal.two
- match: '\}'
- match: \b((?i:end))\b(;)?
captures:
0: punctuation.definition.comment.pascal
1: keyword.context.block.end.pascal
2: punctuation.terminator.pascal
pop: true
- match: '"'
comment: Double quoted strings are an extension and (generally) support C-style escape sequences.
- include: statements
- include: else-pop

types:
- match: \b(?i:boolean|real|character|char|string)\b
scope: support.type.primitive.pascal
- match: \b(?i:integer|cardinal|shortint|smallint|longint|int64|byte|word|longword)\b
scope: support.type.primitive.pascal
- match: \b(?i:array)\b
scope: support.type.pascal
push:
- match: \[
scope: punctuation.section.brackets.begin.pascal
push:
- meta_scope: meta.brackets.pascal
- match: \]
scope: punctuation.section.brackets.end.pascal
pop: true
- match: \b(?i:of)\b
scope: keyword.other.pascal
push:
- include: types-for-anything
- match: (?=[,;])
pop: true
- include: else-pop

types-for-anything:
- match: '{{identifier}}'
scope: support.type.pascal

operators:
- match: ':='
scope: keyword.operator.assignment.pascal
- match: \b(?i:and|or|xor|not)\b
scope: keyword.operator.logical.pascal
- match: \+|-|\*|/|%
scope: keyword.operator.arithmetic.pascal
- match: '!|&|\||~|<<|>>|shl|shr'
scope: keyword.operator.bitwise.pascal
- match: =|<>|>=?|<=?
scope: keyword.operator.comparison.pascal
- match: \^
scope: keyword.operator.pointer.pascal

constants:
- match: \b(?i:true|false|nil)\b
scope: constant.language.pascal

numerics:
- match: \b(?i:(0x)(\h+))\b
scope: meta.number.integer.hexadecimal.pascal
captures:
1: constant.numeric.base.pascal
2: constant.numeric.value.pascal
- match: \b(?i:([0-9]+)(f))\b
scope: meta.number.float.decimal.pascal
captures:
1: constant.numeric.value.pascal
2: constant.numeric.suffix.pascal
- match: \b(?i:([0-9]+)(u?l?l?))\b
scope: meta.number.integer.decimal.pascal
captures:
1: constant.numeric.value.pascal
2: constant.numeric.suffix.pascal
- match: |-
\b(?xi:
[0-9]+\. # float without int cast
(\B|(?:[0-9]*)
(?:e[+-]?[0-9]+)?
(?!l|ull)
(f)?\b
)
)
scope: meta.number.float.decimal.pascal
captures:
0: punctuation.definition.string.begin.pascal
1: constant.numeric.value.pascal
2: constant.numeric.suffix.pascal
- match: |-
\b(?xi:
(
[0-9]+\.(?:[0-9]*) # coerced int
(?:e[+-]?[0-9]+)?
)
(l|ull)
)\b
scope: meta.number.integer.decimal.pascal
captures:
1: constant.numeric.value.pascal
2: constant.numeric.suffix.pascal

strings:
# Double quoted strings are an extension and (generally) support C-style escape sequences.
- match: '"'
scope: punctuation.definition.string.begin.pascal
push:
- meta_scope: string.quoted.double.pascal
- match: '"'
captures:
0: punctuation.definition.string.end.pascal
scope: punctuation.definition.string.end.pascal
pop: true
- match: \\.
scope: constant.character.escape.pascal
- match: "'"
captures:
0: punctuation.definition.string.begin.pascal
scope: punctuation.definition.string.begin.pascal
push:
- meta_scope: string.quoted.single.pascal
- match: "''"
scope: constant.character.escape.apostrophe.pascal
- match: "'"
scope: punctuation.definition.string.end.pascal
pop: true

comments:
- match: (^[ \t]+)?(--)
captures:
1: punctuation.whitespace.comment.leading.pascal
2: punctuation.definition.comment.pascal
push:
- meta_scope: comment.line.double-dash.pascal.one
- match: \n
pop: true
- match: (^[ \t]+)?(//)
captures:
1: punctuation.whitespace.comment.leading.pascal
2: punctuation.definition.comment.pascal
push:
- meta_scope: comment.line.double-slash.pascal.two
- match: \n
pop: true
- match: \(\*
scope: punctuation.definition.comment.pascal
push:
- meta_scope: comment.block.pascal.one
- match: \*\)
captures:
0: punctuation.definition.string.end.pascal
0: punctuation.definition.comment.pascal
pop: true
- match: '{'
scope: punctuation.definition.comment.pascal
push:
- meta_scope: comment.block.pascal.two
- match: '}'
scope: punctuation.definition.comment.pascal
pop: true