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Added support for Wren (#3063)

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Michael Schmidt 2021-09-15 21:41:32 +02:00 committed by GitHub
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16 changed files with 507 additions and 1 deletions
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components.js
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components.json
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@ -1401,6 +1401,10 @@
},
"owner": "msollami"
},
"wren": {
"title": "Wren",
"owner": "clsource"
},
"xeora": {
"title": "Xeora",
"require": "markup",

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components/prism-wren.js Normal file
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// https://wren.io/
Prism.languages.wren = {
// Multiline comments in Wren can have nested multiline comments
// Comments: // and /* */
'comment': [
{
// support 3 levels of nesting
// regex: \/\*(?:[^*/]|\*(?!\/)|\/(?!\*)|<self>)*\*\/
pattern: /\/\*(?:[^*/]|\*(?!\/)|\/(?!\*)|\/\*(?:[^*/]|\*(?!\/)|\/(?!\*)|\/\*(?:[^*/]|\*(?!\/)|\/(?!\*))*\*\/)*\*\/)*\*\//,
greedy: true
},
{
pattern: /(^|[^\\:])\/\/.*/,
lookbehind: true,
greedy: true
}
],
// Triple quoted strings are multiline but cannot have interpolation (raw strings)
// Based on prism-python.js
'triple-quoted-string': {
pattern: /"""[\s\S]*?"""/,
greedy: true,
alias: 'string'
},
// see below
'string-literal': null,
// #!/usr/bin/env wren on the first line
'hashbang': {
pattern: /^#!\/.+/,
greedy: true,
alias: 'comment'
},
// Attributes are special keywords to add meta data to classes
'attribute': {
// #! attributes are stored in class properties
// #!myvar = true
// #attributes are not stored and dismissed at compilation
pattern: /#!?[ \t\u3000]*\w+/,
alias: 'keyword'
},
'class-name': [
{
// class definition
// class Meta {}
pattern: /(\bclass\s+)\w+/,
lookbehind: true
},
// A class must always start with an uppercase.
// File.read
/\b[A-Z][a-z\d_]*\b/,
],
// A constant can be a variable, class, property or method. Just named in all uppercase letters
'constant': /\b[A-Z][A-Z\d_]*\b/,
'null': {
pattern: /\bnull\b/,
alias: 'keyword'
},
'keyword': /\b(?:as|break|class|construct|continue|else|for|foreign|if|import|in|is|return|static|super|this|var|while)\b/,
'boolean': /\b(?:true|false)\b/,
'number': /\b(?:0x[\da-f]+|\d+(?:\.\d+)?(?:e[+-]?\d+)?)\b/i,
// Functions can be Class.method()
'function': /\b[a-z_]\w*(?=\s*[({])/i,
'operator': /<<|>>|[=!<>]=?|&&|\|\||[-+*/%~^&|?:]|\.{2,3}/,
'punctuation': /[\[\](){}.,;]/,
};
Prism.languages.wren['string-literal'] = {
// A single quote string is multiline and can have interpolation (similar to JS backticks ``)
pattern: /(^|[^\\"])"(?:[^\\"%]|\\[\s\S]|%(?!\()|%\((?:[^()]|\((?:[^()]|\([^)]*\))*\))*\))*"/,
lookbehind: true,
greedy: true,
inside: {
'interpolation': {
// "%(interpolation)"
pattern: /((?:^|[^\\])(?:\\{2})*)%\((?:[^()]|\((?:[^()]|\([^)]*\))*\))*\)/,
lookbehind: true,
inside: {
'expression': {
pattern: /^(%\()[\s\S]+(?=\)$)/,
lookbehind: true,
inside: Prism.languages.wren
},
'interpolation-punctuation': {
pattern: /^%\(|\)$/,
alias: 'punctuation'
},
}
},
'string': /[\s\S]+/
}
};

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components/prism-wren.min.js vendored Normal file
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@ -0,0 +1 @@
Prism.languages.wren={comment:[{pattern:/\/\*(?:[^*/]|\*(?!\/)|\/(?!\*)|\/\*(?:[^*/]|\*(?!\/)|\/(?!\*)|\/\*(?:[^*/]|\*(?!\/)|\/(?!\*))*\*\/)*\*\/)*\*\//,greedy:!0},{pattern:/(^|[^\\:])\/\/.*/,lookbehind:!0,greedy:!0}],"triple-quoted-string":{pattern:/"""[\s\S]*?"""/,greedy:!0,alias:"string"},"string-literal":null,hashbang:{pattern:/^#!\/.+/,greedy:!0,alias:"comment"},attribute:{pattern:/#!?[ \t\u3000]*\w+/,alias:"keyword"},"class-name":[{pattern:/(\bclass\s+)\w+/,lookbehind:!0},/\b[A-Z][a-z\d_]*\b/],constant:/\b[A-Z][A-Z\d_]*\b/,null:{pattern:/\bnull\b/,alias:"keyword"},keyword:/\b(?:as|break|class|construct|continue|else|for|foreign|if|import|in|is|return|static|super|this|var|while)\b/,boolean:/\b(?:true|false)\b/,number:/\b(?:0x[\da-f]+|\d+(?:\.\d+)?(?:e[+-]?\d+)?)\b/i,function:/\b[a-z_]\w*(?=\s*[({])/i,operator:/<<|>>|[=!<>]=?|&&|\|\||[-+*/%~^&|?:]|\.{2,3}/,punctuation:/[\[\](){}.,;]/},Prism.languages.wren["string-literal"]={pattern:/(^|[^\\"])"(?:[^\\"%]|\\[\s\S]|%(?!\()|%\((?:[^()]|\((?:[^()]|\([^)]*\))*\))*\))*"/,lookbehind:!0,greedy:!0,inside:{interpolation:{pattern:/((?:^|[^\\])(?:\\{2})*)%\((?:[^()]|\((?:[^()]|\([^)]*\))*\))*\)/,lookbehind:!0,inside:{expression:{pattern:/^(%\()[\s\S]+(?=\)$)/,lookbehind:!0,inside:Prism.languages.wren},"interpolation-punctuation":{pattern:/^%\(|\)$/,alias:"punctuation"}}},string:/[\s\S]+/}};

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examples/prism-wren.html Normal file
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<h2>Full example</h2>
<pre><code>// Source: https://wren.io/
System.print("Hello, world!")
class Wren {
flyTo(city) {
System.print("Flying to %(city)")
}
}
var adjectives = Fiber.new {
["small", "clean", "fast"].each {|word| Fiber.yield(word) }
}
while (!adjectives.isDone) System.print(adjectives.call())
</code></pre>

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tests/languages/wren/attribute_feature.test Normal file
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#hidden = true
class Example {}
#key
#key = value
#group(
multiple,
lines = true,
lines = 0
)
class Example {
#test(skip = true, iterations = 32)
doStuff() {}
}
#doc = "not runtime data"
#!runtimeAccess = true
#!maxIterations = 16
----------------------------------------------------
[
["attribute", "#hidden"],
["operator", "="],
["boolean", "true"],
["keyword", "class"],
["class-name", "Example"],
["punctuation", "{"],
["punctuation", "}"],
["attribute", "#key"],
["attribute", "#key"],
["operator", "="],
" value\r\n",
["attribute", "#group"],
["punctuation", "("],
"\r\n multiple",
["punctuation", ","],
"\r\n lines ",
["operator", "="],
["boolean", "true"],
["punctuation", ","],
"\r\n lines ",
["operator", "="],
["number", "0"],
["punctuation", ")"],
["keyword", "class"],
["class-name", "Example"],
["punctuation", "{"],
["attribute", "#test"],
["punctuation", "("],
"skip ",
["operator", "="],
["boolean", "true"],
["punctuation", ","],
" iterations ",
["operator", "="],
["number", "32"],
["punctuation", ")"],
["function", "doStuff"],
["punctuation", "("],
["punctuation", ")"],
["punctuation", "{"],
["punctuation", "}"],
["punctuation", "}"],
["attribute", "#doc"],
["operator", "="],
["string-literal", [
["string", "\"not runtime data\""]
]],
["attribute", "#!runtimeAccess"],
["operator", "="],
["boolean", "true"],
["attribute", "#!maxIterations"],
["operator", "="],
["number", "16"]
]

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tests/languages/wren/boolean_feature.test Normal file
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true
false
----------------------------------------------------
[
["boolean", "true"],
["boolean", "false"]
]

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tests/languages/wren/class-name_feature.test Normal file
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Foo.bar()
import "beverages" for Coffee, Tea
class Foo {}
class foo {}
----------------------------------------------------
[
["class-name", "Foo"],
["punctuation", "."],
["function", "bar"],
["punctuation", "("],
["punctuation", ")"],
["keyword", "import"],
["string-literal", [
["string", "\"beverages\""]
]],
["keyword", "for"],
["class-name", "Coffee"],
["punctuation", ","],
["class-name", "Tea"],
["keyword", "class"],
["class-name", "Foo"],
["punctuation", "{"],
["punctuation", "}"],
["keyword", "class"],
["class-name", "foo"],
["punctuation", "{"],
["punctuation", "}"]
]

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tests/languages/wren/comment_feature.test Normal file
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// comment
/**/
/* comment */
/*
/*
nested comment
*/
*/
----------------------------------------------------
[
["comment", "// comment"],
["comment", "/**/"],
["comment", "/* comment */"],
["comment", "/*\r\n/*\r\nnested comment\r\n*/\r\n*/"]
]

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tests/languages/wren/function_feature.test Normal file
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foo()
foo {|x| x * 2}
----------------------------------------------------
[
["function", "foo"], ["punctuation", "("], ["punctuation", ")"],
["function", "foo"],
["punctuation", "{"],
["operator", "|"],
"x",
["operator", "|"],
" x ",
["operator", "*"],
["number", "2"],
["punctuation", "}"]
]

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tests/languages/wren/hashbang_feature.test Normal file
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@ -0,0 +1,7 @@
#!/usr/bin/env wren
----------------------------------------------------
[
["hashbang", "#!/usr/bin/env wren"]
]

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tests/languages/wren/keyword_feature.test Normal file
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as;
break;
class;
construct;
continue;
else;
for;
foreign;
if;
import;
in;
is;
return;
static;
super;
this;
var;
while;
null
----------------------------------------------------
[
["keyword", "as"], ["punctuation", ";"],
["keyword", "break"], ["punctuation", ";"],
["keyword", "class"], ["punctuation", ";"],
["keyword", "construct"], ["punctuation", ";"],
["keyword", "continue"], ["punctuation", ";"],
["keyword", "else"], ["punctuation", ";"],
["keyword", "for"], ["punctuation", ";"],
["keyword", "foreign"], ["punctuation", ";"],
["keyword", "if"], ["punctuation", ";"],
["keyword", "import"], ["punctuation", ";"],
["keyword", "in"], ["punctuation", ";"],
["keyword", "is"], ["punctuation", ";"],
["keyword", "return"], ["punctuation", ";"],
["keyword", "static"], ["punctuation", ";"],
["keyword", "super"], ["punctuation", ";"],
["keyword", "this"], ["punctuation", ";"],
["keyword", "var"], ["punctuation", ";"],
["keyword", "while"], ["punctuation", ";"],
["null", "null"]
]

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tests/languages/wren/number_feature.test Normal file
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@ -0,0 +1,25 @@
0
1234
-5678
3.14159
1.0
-12.34
0.0314159e02
0.0314159e+02
314.159e-02
0xcaffe2
----------------------------------------------------
[
["number", "0"],
["number", "1234"],
["operator", "-"], ["number", "5678"],
["number", "3.14159"],
["number", "1.0"],
["operator", "-"], ["number", "12.34"],
["number", "0.0314159e02"],
["number", "0.0314159e+02"],
["number", "314.159e-02"],
["number", "0xcaffe2"]
]

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tests/languages/wren/operator_feature.test Normal file
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@ -0,0 +1,55 @@
! ~ -
* / % + -
.. ...
<< >>
< <= > >= == !=
& ^ |
=
&& ||
? :
1..2 1...3
----------------------------------------------------
[
["operator", "!"],
["operator", "~"],
["operator", "-"],
["operator", "*"],
["operator", "/"],
["operator", "%"],
["operator", "+"],
["operator", "-"],
["operator", ".."],
["operator", "..."],
["operator", "<<"],
["operator", ">>"],
["operator", "<"],
["operator", "<="],
["operator", ">"],
["operator", ">="],
["operator", "=="],
["operator", "!="],
["operator", "&"],
["operator", "^"],
["operator", "|"],
["operator", "="],
["operator", "&&"], ["operator", "||"],
["operator", "?"], ["operator", ":"],
["number", "1"],
["operator", ".."],
["number", "2"],
["number", "1"],
["operator", "..."],
["number", "3"]
]

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tests/languages/wren/punctuation_feature.test Normal file
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( ) [ ] { }
, ; .
----------------------------------------------------
[
["punctuation", "("],
["punctuation", ")"],
["punctuation", "["],
["punctuation", "]"],
["punctuation", "{"],
["punctuation", "}"],
["punctuation", ","],
["punctuation", ";"],
["punctuation", "."]
]

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tests/languages/wren/string_feature.test Normal file
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""
"\"\\"
"foo
bar"
""""""
"""
foo
bar
"""
"""
{
"hello": "wren",
"from" : "json"
}
"""
"foo %(bar)"
"foo * %(1 + 2) ~= bar"
----------------------------------------------------
[
["string-literal", [
["string", "\"\""]
]],
["string-literal", [
["string", "\"\\\"\\\\\""]
]],
["string-literal", [
["string", "\"foo\r\nbar\""]
]],
["triple-quoted-string", "\"\"\"\"\"\""],
["triple-quoted-string", "\"\"\"\r\nfoo\r\nbar\r\n\"\"\""],
["triple-quoted-string", "\"\"\"\r\n {\r\n \"hello\": \"wren\",\r\n \"from\" : \"json\"\r\n }\r\n\"\"\""],
["string-literal", [
["string", "\"foo "],
["interpolation", [
["interpolation-punctuation", "%("],
["expression", ["bar"]],
["interpolation-punctuation", ")"]
]],
["string", "\""]
]],
["string-literal", [
["string", "\"foo * "],
["interpolation", [
["interpolation-punctuation", "%("],
["expression", [
["number", "1"],
["operator", "+"],
["number", "2"]
]],
["interpolation-punctuation", ")"]
]],
["string", " ~= bar\""]
]]
]