Add Crystal language definition
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diff --git a/components.js b/components.js
index c7c0cae..87cb5cf 100644
--- a/components.js
+++ b/components.js
@@ -130,6 +130,11 @@ var components = {
"require": "javascript",
"owner": "R-osey"
},
+ "crystal": {
+ "title": "Crystal",
+ "require": "ruby",
+ "owner": "MakeNowJust"
+ },
"css-extras": {
"title": "CSS Extras",
"require": "css",
diff --git a/components/prism-crystal.js b/components/prism-crystal.js
new file mode 100644
index 0000000..cb22482
--- /dev/null
+++ b/components/prism-crystal.js
@@ -0,0 +1,54 @@
+(function(Prism) {
+ Prism.languages.crystal = Prism.languages.extend('ruby', {
+ number: /\b(?:0b[01_]*[01]|0o[0-7_]*[0-7]|0x[0-9a-fA-F_]*[0-9a-fA-F]|(?:[0-9][0-9_]*[0-9]|[0-9])(?:\.[0-9_]*[0-9])?(?:[eE][+-]?[0-9_]*[0-9])?)(?:_[uif](?:8|16|32|64|))?\b/,
+ });
+
+ Prism.languages.insertBefore('crystal', 'operator', {
+ keyword: [
+ /\b(?:abstract|alias|as|asm|begin|break|case|class|def|do|else|elsif|end|ensure|enum|extend|for|fun|if|ifdef|include|instance_sizeof|lib|macro|module|next|of|out|pointerof|private|protected|rescue|return|require|self|sizeof|struct|super|then|type|typeof|undef|union|unless|until|when|while|with|yield|__DIR__|__FILE__|__LINE__)\b/,
+ {
+ pattern: /(\.\s*)(is_a|responds_to)\?/,
+ lookbehind: true
+ }
+ ]
+ });
+
+ var rest = Prism.util.clone(Prism.languages.crystal);
+
+ Prism.languages.insertBefore('crystal', 'string', {
+ attribute: {
+ pattern: /@\[.+?\]/,
+ alias: 'attr-name',
+ inside: {
+ delimiter: {
+ pattern: /^@\[|\]$/,
+ alias: 'tag'
+ },
+ rest: rest
+ },
+ },
+ expansion: [
+ {
+ pattern: /\{\{.+?\}\}/,
+ inside: {
+ delimiter: {
+ pattern: /^\{\{|\}\}$/,
+ alias: 'tag'
+ },
+ rest: rest
+ }
+ },
+ {
+ pattern: /\{%.+?%\}/,
+ inside: {
+ delimiter: {
+ pattern: /^\{%|%\}$/,
+ alias: 'tag'
+ },
+ rest: rest
+ }
+ }
+ ]
+ });
+
+}(Prism));
diff --git a/components/prism-crystal.min.js b/components/prism-crystal.min.js
new file mode 100644
index 0000000..a5a2f36
--- /dev/null
+++ b/components/prism-crystal.min.js
@@ -0,0 +1 @@
+!function(e){e.languages.crystal=e.languages.extend("ruby",{number:/\b(?:0b[01_]*[01]|0o[0-7_]*[0-7]|0x[0-9a-fA-F_]*[0-9a-fA-F]|(?:[0-9][0-9_]*[0-9]|[0-9])(?:\.[0-9_]*[0-9])?(?:[eE][+-]?[0-9_]*[0-9])?)(?:_[uif](?:8|16|32|64|))?\b/}),e.languages.insertBefore("crystal","operator",{keyword:[/\b(?:abstract|alias|as|asm|begin|break|case|class|def|do|else|elsif|end|ensure|enum|extend|for|fun|if|ifdef|include|instance_sizeof|lib|macro|module|next|of|out|pointerof|private|protected|rescue|return|require|self|sizeof|struct|super|then|type|typeof|undef|union|unless|until|when|while|with|yield|__DIR__|__FILE__|__LINE__)\b/,{pattern:/(\.\s*)(is_a|responds_to)\?/,lookbehind:!0}]});var t=e.util.clone(e.languages.crystal);e.languages.insertBefore("crystal","string",{attribute:{pattern:/@\[.+?\]/,alias:"attr-name",inside:{delimiter:{pattern:/^@\[|\]$/,alias:"tag"},rest:t}},expansion:[{pattern:/\{\{.+?\}\}/,inside:{delimiter:{pattern:/^\{\{|\}\}$/,alias:"tag"},rest:t}},{pattern:/\{%.+?%\}/,inside:{delimiter:{pattern:/^\{%|%\}$/,alias:"tag"},rest:t}}]})}(Prism);
\ No newline at end of file
diff --git a/tests/languages/crystal/attribute_feature.test b/tests/languages/crystal/attribute_feature.test
new file mode 100644
index 0000000..02d07af
--- /dev/null
+++ b/tests/languages/crystal/attribute_feature.test
@@ -0,0 +1,21 @@
+@[AlwaysInline]
+@[CallConvention("X86_StdCall")]
+
+----------------------------------------------------
+
+[
+ ["attribute", [
+ ["delimiter", "@["],
+ ["constant", "AlwaysInline"],
+ ["delimiter", "]"]
+ ]],
+ ["attribute", [
+ ["delimiter", "@["],
+ ["function", "CallConvention"], ["punctuation", "("], ["string", [ "\"X86_StdCall\"" ]], ["punctuation", ")"],
+ ["delimiter", "]"]
+ ]]
+]
+
+----------------------------------------------------
+
+Checks for attributes.
diff --git a/tests/languages/crystal/expansion_feature.test b/tests/languages/crystal/expansion_feature.test
new file mode 100644
index 0000000..b40bd1f
--- /dev/null
+++ b/tests/languages/crystal/expansion_feature.test
@@ -0,0 +1,37 @@
+{{ 1_u32 }}
+{% 2_u32 %}
+{{ { 3_u32 } }}
+{% % 4_u32 % %}
+
+----------------------------------------------------
+
+[
+ ["expansion", [
+ ["delimiter", "{{"],
+ ["number", "1_u32"],
+ ["delimiter", "}}"]
+ ]],
+ ["expansion", [
+ ["delimiter", "{%"],
+ ["number", "2_u32"],
+ ["delimiter", "%}"]
+ ]],
+ ["expansion", [
+ ["delimiter", "{{"],
+ ["punctuation", "{"],
+ ["number", "3_u32"],
+ ["punctuation", "}"],
+ ["delimiter", "}}"]
+ ]],
+ ["expansion", [
+ ["delimiter", "{%"],
+ ["operator", "%"],
+ ["number", "4_u32"],
+ ["operator", "%"],
+ ["delimiter", "%}"]
+ ]]
+]
+
+----------------------------------------------------
+
+Checks for macro expansions.
diff --git a/tests/languages/crystal/keyword_feature.test b/tests/languages/crystal/keyword_feature.test
new file mode 100644
index 0000000..2d58f50
--- /dev/null
+++ b/tests/languages/crystal/keyword_feature.test
@@ -0,0 +1,33 @@
+abstract alias as asm begin break case
+class;
+def do else elsif
+end ensure enum extend for fun
+if ifdef include instance_sizeof
+.is_a?
+lib macro module next of out pointerof
+private protected rescue
+.responds_to?
+return require self sizeof struct super
+then type typeof undef union unless until when
+while with yield __DIR__ __FILE__ __LINE__
+
+----------------------------------------------------
+
+[
+ ["keyword", "abstract"], ["keyword", "alias"], ["keyword", "as"], ["keyword", "asm"], ["keyword", "begin"], ["keyword", "break"], ["keyword", "case"],
+ ["keyword", "class"], ["punctuation", ";"],
+ ["keyword", "def"], ["keyword", "do"], ["keyword", "else"], ["keyword", "elsif"],
+ ["keyword", "end"], ["keyword", "ensure"], ["keyword", "enum"], ["keyword", "extend"], ["keyword", "for"], ["keyword", "fun"],
+ ["keyword", "if"], ["keyword", "ifdef"], ["keyword", "include"], ["keyword", "instance_sizeof"],
+ ["punctuation", "."], ["keyword", "is_a?"],
+ ["keyword", "lib"], ["keyword", "macro"], ["keyword", "module"], ["keyword", "next"], ["keyword", "of"], ["keyword", "out"], ["keyword", "pointerof"],
+ ["keyword", "private"], ["keyword", "protected"], ["keyword", "rescue"],
+ ["punctuation", "."], ["keyword", "responds_to?"],
+ ["keyword", "return"], ["keyword", "require"], ["keyword", "self"], ["keyword", "sizeof"], ["keyword", "struct"], ["keyword", "super"],
+ ["keyword", "then"], ["keyword", "type"], ["keyword", "typeof"], ["keyword", "undef"], ["keyword", "union"], ["keyword", "unless"], ["keyword", "until"], ["keyword", "when"],
+ ["keyword", "while"], ["keyword", "with"], ["keyword", "yield"], ["keyword", "__DIR__"], ["keyword", "__FILE__"], ["keyword", "__LINE__"]
+]
+
+----------------------------------------------------
+
+Checks for all keywords.
diff --git a/tests/languages/crystal/number_feature.test b/tests/languages/crystal/number_feature.test
new file mode 100644
index 0000000..cefdc5e
--- /dev/null
+++ b/tests/languages/crystal/number_feature.test
@@ -0,0 +1,23 @@
+1
+1_1
+1_1_1
+0b10_01
+0o1_2_3
+0x123456789abcdef
+012_345.678_9e+10_f64
+
+----------------------------------------------------
+
+[
+ ["number", "1"],
+ ["number", "1_1"],
+ ["number", "1_1_1"],
+ ["number", "0b10_01"],
+ ["number", "0o1_2_3"],
+ ["number", "0x123456789abcdef"],
+ ["number", "012_345.678_9e+10_f64"]
+]
+
+----------------------------------------------------
+
+Checks for number literals.