pleshevskiy/tree-sitter-d2
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chore: remove trailing spaces from identifier

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Dmitriy Pleshevskiy 2022-12-06 10:32:04 +03:00
parent 811520dfd4
commit 7a76b25c11
Signed by: pleshevskiy
GPG key ID: 1B59187B161C0215
4 changed files with 223 additions and 209 deletions
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9
examples/test.txt
View file

@ -1,6 +1,5 @@
foo
bar : Foo Bar; baz
foo -- bar
biz -> baz
biz <-> baz
biz <- baz

61
grammar.js
View file

@ -1,11 +1,14 @@
const spaces = repeat(" ");
module.exports = grammar({
name: "d2",
// TODO: handle empty lines
extras: ($) => [],
word: ($) => $._word,
conflicts: ($) => [[$.identifier], [$.arrow]],
rules: {
source_file: ($) => repeat($._definition),
@ -14,8 +17,8 @@ module.exports = grammar({
connection: ($) =>
seq(
$.identifier,
repeat1(seq($.arrow, $.identifier)),
$._identifier,
repeat1(seq($._arrow, $._identifier)),
optional(
choice(seq($.dot, $._connection_attribute), seq($._colon, $.label))
),
@ -24,16 +27,14 @@ module.exports = grammar({
shape: ($) =>
seq(
$.identifier,
repeat(seq($.dot, $.identifier)),
$._identifier,
repeat(seq($.dot, $._identifier)),
optional(
choice(seq($.dot, $._shape_attribute), seq($._colon, $.label))
),
$._end
),
identifier: ($) => $._identifier,
label: ($) => choice($.string, $._unquoted_string),
attr_value: ($) => choice($.string, $._unquoted_string),
@ -93,36 +94,34 @@ module.exports = grammar({
_connection_attr_key: ($) => choice("source-arrowhead", "target-arrowhead"),
_identifier: ($) =>
prec.right(
seq(
repeat(" "),
optional($._dash),
choice(
$._word,
repeat1(seq($._word, choice(repeat(" "), $._dash), $._word))
),
optional($._dash),
repeat(" ")
)
_identifier: ($) => seq(spaces, $.identifier),
identifier: ($) =>
seq(
optional($._dash),
choice(
$._word,
repeat1(seq($._word, choice(spaces, $._dash), $._word))
),
optional($._dash)
),
_colon: ($) => seq(repeat(" "), ":", repeat(" ")),
_colon: ($) => seq(spaces, ":", spaces),
_word: ($) => /[\w\d]+/,
_arrow: ($) => seq(spaces, $.arrow),
arrow: ($) =>
prec.left(
choice(
seq("--", repeat($._dash)),
seq("<-", repeat($._dash)),
seq("<-", repeat($._dash), ">"),
seq(repeat($._dash), "->")
)
choice(
seq("--", repeat($._dash)),
seq("<-", repeat($._dash)),
seq("<-", repeat($._dash), ">"),
seq(repeat($._dash), "->")
),
_dash: ($) => token.immediate("-"),
dot: ($) => token.immediate("."),
_unquoted_string: ($) => token.immediate(/[^'"`\n;{]+/),
string: ($) =>
@ -132,9 +131,9 @@ module.exports = grammar({
seq("`", repeat(token.immediate(/[^`\n]+/)), "`")
),
_eof: ($) => choice("\n", "\0"),
_end: ($) => seq(repeat(" "), choice(";", $._eof)),
_word: ($) => /[\w\d]+/,
dot: ($) => ".",
_eof: ($) => choice("\n", "\0"),
_end: ($) => seq(spaces, choice(";", $._eof)),
},
});

362
src/grammar.json
View file

@ -35,7 +35,7 @@
"members": [
{
"type": "SYMBOL",
"name": "identifier"
"name": "_identifier"
},
{
"type": "REPEAT1",
@ -44,11 +44,11 @@
"members": [
{
"type": "SYMBOL",
"name": "arrow"
"name": "_arrow"
},
{
"type": "SYMBOL",
"name": "identifier"
"name": "_identifier"
}
]
}
@ -103,7 +103,7 @@
"members": [
{
"type": "SYMBOL",
"name": "identifier"
"name": "_identifier"
},
{
"type": "REPEAT",
@ -116,7 +116,7 @@
},
{
"type": "SYMBOL",
"name": "identifier"
"name": "_identifier"
}
]
}
@ -166,10 +166,6 @@
}
]
},
"identifier": {
"type": "SYMBOL",
"name": "_identifier"
},
"label": {
"type": "CHOICE",
"members": [
@ -414,92 +410,90 @@
]
},
"_identifier": {
"type": "PREC_RIGHT",
"value": 0,
"content": {
"type": "SEQ",
"members": [
{
"type": "REPEAT",
"content": {
"type": "STRING",
"value": " "
}
},
{
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "_dash"
},
{
"type": "BLANK"
}
]
},
{
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "_word"
},
{
"type": "REPEAT1",
"content": {
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "_word"
},
{
"type": "CHOICE",
"members": [
{
"type": "REPEAT",
"content": {
"type": "STRING",
"value": " "
}
},
{
"type": "SYMBOL",
"name": "_dash"
}
]
},
{
"type": "SYMBOL",
"name": "_word"
}
]
}
}
]
},
{
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "_dash"
},
{
"type": "BLANK"
}
]
},
{
"type": "REPEAT",
"content": {
"type": "STRING",
"value": " "
}
"type": "SEQ",
"members": [
{
"type": "REPEAT",
"content": {
"type": "STRING",
"value": " "
}
]
}
},
{
"type": "SYMBOL",
"name": "identifier"
}
]
},
"identifier": {
"type": "SEQ",
"members": [
{
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "_dash"
},
{
"type": "BLANK"
}
]
},
{
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "_word"
},
{
"type": "REPEAT1",
"content": {
"type": "SEQ",
"members": [
{
"type": "SYMBOL",
"name": "_word"
},
{
"type": "CHOICE",
"members": [
{
"type": "REPEAT",
"content": {
"type": "STRING",
"value": " "
}
},
{
"type": "SYMBOL",
"name": "_dash"
}
]
},
{
"type": "SYMBOL",
"name": "_word"
}
]
}
}
]
},
{
"type": "CHOICE",
"members": [
{
"type": "SYMBOL",
"name": "_dash"
},
{
"type": "BLANK"
}
]
}
]
},
"_colon": {
"type": "SEQ",
@ -524,86 +518,94 @@
}
]
},
"_word": {
"type": "PATTERN",
"value": "[\\w\\d]+"
"_arrow": {
"type": "SEQ",
"members": [
{
"type": "REPEAT",
"content": {
"type": "STRING",
"value": " "
}
},
{
"type": "SYMBOL",
"name": "arrow"
}
]
},
"arrow": {
"type": "PREC_LEFT",
"value": 0,
"content": {
"type": "CHOICE",
"members": [
{
"type": "SEQ",
"members": [
{
"type": "STRING",
"value": "--"
},
{
"type": "REPEAT",
"content": {
"type": "SYMBOL",
"name": "_dash"
}
"type": "CHOICE",
"members": [
{
"type": "SEQ",
"members": [
{
"type": "STRING",
"value": "--"
},
{
"type": "REPEAT",
"content": {
"type": "SYMBOL",
"name": "_dash"
}
]
},
{
"type": "SEQ",
"members": [
{
"type": "STRING",
"value": "<-"
},
{
"type": "REPEAT",
"content": {
"type": "SYMBOL",
"name": "_dash"
}
}
]
},
{
"type": "SEQ",
"members": [
{
"type": "STRING",
"value": "<-"
},
{
"type": "REPEAT",
"content": {
"type": "SYMBOL",
"name": "_dash"
}
]
},
{
"type": "SEQ",
"members": [
{
"type": "STRING",
"value": "<-"
},
{
"type": "REPEAT",
"content": {
"type": "SYMBOL",
"name": "_dash"
}
},
{
"type": "STRING",
"value": ">"
}
]
},
{
"type": "SEQ",
"members": [
{
"type": "STRING",
"value": "<-"
},
{
"type": "REPEAT",
"content": {
"type": "SYMBOL",
"name": "_dash"
}
]
},
{
"type": "SEQ",
"members": [
{
"type": "REPEAT",
"content": {
"type": "SYMBOL",
"name": "_dash"
}
},
{
"type": "STRING",
"value": "->"
},
{
"type": "STRING",
"value": ">"
}
]
},
{
"type": "SEQ",
"members": [
{
"type": "REPEAT",
"content": {
"type": "SYMBOL",
"name": "_dash"
}
]
}
]
}
},
{
"type": "STRING",
"value": "->"
}
]
}
]
},
"_dash": {
"type": "IMMEDIATE_TOKEN",
@ -612,6 +614,13 @@
"value": "-"
}
},
"dot": {
"type": "IMMEDIATE_TOKEN",
"content": {
"type": "STRING",
"value": "."
}
},
"_unquoted_string": {
"type": "IMMEDIATE_TOKEN",
"content": {
@ -693,6 +702,10 @@
}
]
},
"_word": {
"type": "PATTERN",
"value": "[\\w\\d]+"
},
"_eof": {
"type": "CHOICE",
"members": [
@ -730,14 +743,17 @@
]
}
]
},
"dot": {
"type": "STRING",
"value": "."
}
},
"extras": [],
"conflicts": [],
"conflicts": [
[
"identifier"
],
[
"arrow"
]
],
"precedences": [],
"externals": [],
"inline": [],

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src/parser.c
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