pleshevskiy/tree-sitter-plpgsql
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

wip

Browse source
This commit is contained in:
Dmitriy Pleshevskiy 2023-01-06 01:10:59 +03:00
parent dc314830d2
commit b121cd1fc1
Signed by: pleshevskiy
GPG key ID: 1B59187B161C0215
4 changed files with 53255 additions and 63447 deletions

59
grammar.js
View file

@ -27,6 +27,14 @@ module.exports = grammar({
// NOTE(chrde): https://github.com/tree-sitter/tree-sitter-javascript/blob/1ddbf1588c353edab37791cdcc9f17e56fb4ea73/grammar.js#L9
extras: ($) => [$.comment, /[\s\uFEFF\u2060\u200B\u00A0]/],
conflicts: ($) => [
[$.op_expression],
[$.select_statement],
[$.from_item],
[$.select_group_by, $._value_expression],
[$.time_expression, $.op_expression],
],
rules: {
source_file: ($) =>
repeat(choice($.psql_statement, seq($._statement, ";"))),
@ -664,7 +672,6 @@ module.exports = grammar({
do_block: ($) => seq(kw("do"), $.block),
select_statement: ($) =>
prec.left(
seq(
optional($.with_query),
kw("select"),
@ -677,7 +684,6 @@ module.exports = grammar({
optional($.select_order_by),
optional($._select_limit_offset),
optional($.into)
)
),
with_query: ($) => seq(kw("with"), commaSep1($.with_query_item)),
@ -718,8 +724,6 @@ module.exports = grammar({
// TODO(chrde): rollup, cube, grouping sets
select_group_by: ($) =>
prec(
1,
seq(
kw("group"),
kw("by"),
@ -727,7 +731,6 @@ module.exports = grammar({
seq("(", commaSep1($._value_expression), ")"),
commaSep1($._value_expression)
)
)
),
select_order_by: ($) =>
@ -746,12 +749,10 @@ module.exports = grammar({
select_from: ($) => seq(kw("from"), commaSep1($.from_item)),
from_item: ($) =>
prec.left(
seq(
// TODO(chrde): https://www.postgresql.org/docs/current/sql-select.html
choice($.from_select, $.from_table, $.from_function),
repeat($.join_item)
)
),
from_select: ($) =>
@ -773,12 +774,10 @@ module.exports = grammar({
),
join_item: ($) =>
prec.left(
choice(
seq(kw("natural"), $.join_type, $.from_item),
seq($.join_type, $.from_item, $.join_condition),
seq(kw("cross"), kw("join"), $.from_item)
)
),
join_condition: ($) =>
@ -913,8 +912,7 @@ module.exports = grammar({
type_length: ($) => seq("(", $.number, ")"),
string: ($) =>
seq("'", repeat(choice(prec(1, /''/), prec(2, /[^']/))), "'"),
string: ($) => seq("'", repeat(choice(/''/, /[^']/)), "'"),
// NOTE(chrde): taken from https://github.com/tree-sitter/tree-sitter-javascript/blob/1ddbf1588c353edab37791cdcc9f17e56fb4ea73/grammar.js#L899
comment: ($) =>
@ -1003,37 +1001,20 @@ module.exports = grammar({
op_expression: ($) =>
choice(
prec.left(12, seq($._value_expression, $.cast, $._type)),
seq($._value_expression, $.cast, $._type),
// array access
prec.right(10, seq(choice($.minus, $.plus), $._value_expression)),
seq(choice($.minus, $.plus), $._value_expression),
// ^
prec.left(
8,
seq($._value_expression, choice("*", "/", "%"), $._value_expression)
),
prec.left(
7,
seq($._value_expression, choice("-", "+"), $._value_expression)
),
prec.left(6, seq($._value_expression, $.other_op, $._value_expression)),
prec.left(
5,
seq($._value_expression, $.contains_op, $._value_expression)
),
prec.left(
4,
seq($._value_expression, $.comparison_op, $._value_expression)
),
prec.left(
3,
seq($._value_expression, $.comparison_kw, $._value_expression)
),
prec.left(3, seq($._value_expression, $.comparison_null)),
prec.right(2, seq($.not, $._value_expression)),
prec.left(
1,
seq($._value_expression, choice("*", "/", "%"), $._value_expression),
seq($._value_expression, choice("-", "+"), $._value_expression),
seq($._value_expression, $.other_op, $._value_expression),
seq($._value_expression, $.contains_op, $._value_expression),
seq($._value_expression, $.comparison_op, $._value_expression),
seq($._value_expression, $.comparison_kw, $._value_expression),
seq($._value_expression, $.comparison_null),
seq($.not, $._value_expression),
seq($._value_expression, choice($.and, $.or), $._value_expression)
)
),
_list_of_identifiers: ($) => seq("(", commaSep($.identifier), ")"),

88
src/grammar.json
View file

@ -4294,9 +4294,6 @@
]
},
"select_statement": {
"type": "PREC_LEFT",
"value": 0,
"content": {
"type": "SEQ",
"members": [
{
@ -4445,7 +4442,6 @@
]
}
]
}
},
"with_query": {
"type": "SEQ",
@ -4711,9 +4707,6 @@
]
},
"select_group_by": {
"type": "PREC",
"value": 1,
"content": {
"type": "SEQ",
"members": [
{
@ -4793,7 +4786,6 @@
]
}
]
}
},
"select_order_by": {
"type": "SEQ",
@ -4939,9 +4931,6 @@
]
},
"from_item": {
"type": "PREC_LEFT",
"value": 0,
"content": {
"type": "SEQ",
"members": [
{
@ -4969,7 +4958,6 @@
}
}
]
}
},
"from_select": {
"type": "SEQ",
@ -5119,9 +5107,6 @@
]
},
"join_item": {
"type": "PREC_LEFT",
"value": 0,
"content": {
"type": "CHOICE",
"members": [
{
@ -5176,7 +5161,6 @@
]
}
]
}
},
"join_condition": {
"type": "CHOICE",
@ -6001,21 +5985,13 @@
"type": "CHOICE",
"members": [
{
"type": "PREC",
"value": 1,
"content": {
"type": "PATTERN",
"value": "''"
}
},
{
"type": "PREC",
"value": 2,
"content": {
"type": "PATTERN",
"value": "[^']"
}
}
]
}
},
@ -6537,9 +6513,6 @@
"type": "CHOICE",
"members": [
{
"type": "PREC_LEFT",
"value": 12,
"content": {
"type": "SEQ",
"members": [
{
@ -6555,12 +6528,8 @@
"name": "_type"
}
]
}
},
{
"type": "PREC_RIGHT",
"value": 10,
"content": {
"type": "SEQ",
"members": [
{
@ -6581,12 +6550,8 @@
"name": "_value_expression"
}
]
}
},
{
"type": "PREC_LEFT",
"value": 8,
"content": {
"type": "SEQ",
"members": [
{
@ -6615,12 +6580,8 @@
"name": "_value_expression"
}
]
}
},
{
"type": "PREC_LEFT",
"value": 7,
"content": {
"type": "SEQ",
"members": [
{
@ -6645,12 +6606,8 @@
"name": "_value_expression"
}
]
}
},
{
"type": "PREC_LEFT",
"value": 6,
"content": {
"type": "SEQ",
"members": [
{
@ -6666,12 +6623,8 @@
"name": "_value_expression"
}
]
}
},
{
"type": "PREC_LEFT",
"value": 5,
"content": {
"type": "SEQ",
"members": [
{
@ -6687,12 +6640,8 @@
"name": "_value_expression"
}
]
}
},
{
"type": "PREC_LEFT",
"value": 4,
"content": {
"type": "SEQ",
"members": [
{
@ -6708,12 +6657,8 @@
"name": "_value_expression"
}
]
}
},
{
"type": "PREC_LEFT",
"value": 3,
"content": {
"type": "SEQ",
"members": [
{
@ -6729,12 +6674,8 @@
"name": "_value_expression"
}
]
}
},
{
"type": "PREC_LEFT",
"value": 3,
"content": {
"type": "SEQ",
"members": [
{
@ -6746,12 +6687,8 @@
"name": "comparison_null"
}
]
}
},
{
"type": "PREC_RIGHT",
"value": 2,
"content": {
"type": "SEQ",
"members": [
{
@ -6763,12 +6700,8 @@
"name": "_value_expression"
}
]
}
},
{
"type": "PREC_LEFT",
"value": 1,
"content": {
"type": "SEQ",
"members": [
{
@ -6794,7 +6727,6 @@
}
]
}
}
]
},
"_list_of_identifiers": {
@ -7047,7 +6979,25 @@
"value": "[\\s\\uFEFF\\u2060\\u200B\\u00A0]"
}
],
"conflicts": [],
"conflicts": [
[
"op_expression"
],
[
"select_statement"
],
[
"from_item"
],
[
"select_group_by",
"_value_expression"
],
[
"time_expression",
"op_expression"
]
],
"precedences": [],
"externals": [],
"inline": [],

115507
src/parser.c
View file

File diff suppressed because it is too large Load diff

8
test/corpus/alter_table_statement.txt
View file

@ -223,7 +223,13 @@ alter table foo add constraint u_bar unique(bar);
(table_constraint
(identifier)
(table_constraint_ty
(identifier)))))))
(identifier)
)
)
)
)
)
)
================================================================================
column drop constraint