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Provide highlighting of Oberon source code #4198

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1 change: 1 addition & 0 deletions SUPPORTED_LANGUAGES.md
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Expand Up @@ -162,6 +162,7 @@ The table below shows the full list of languages (and corresponding classes/alia
| Oak | oak | [highlightjs-oak](https://github.com/timlabs/highlightjs-oak) |
| Object Constraint Language | ocl | [highlightjs-ocl](https://github.com/nhomble/highlightjs-ocl) |
| OCaml | ocaml, ml | |
| Oberon | obn, mod | [highlightjs-oberon](https://github.com/miasapkarl/highlightjs-oberon) |
| Objective C | objectivec, mm, objc, obj-c, obj-c++, objective-c++ | |
| Odin | odin | [highlightjs-odin](https://github.com/NinjasCL/highlightjs-odin) |
| OpenGL Shading Language | glsl | |
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64 changes: 64 additions & 0 deletions src/languages/oberon.js
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/*
Language: Oberon
Description: Syntax highlighting for the final version of Oberon (also known as Oberon-07)
Author: Karl Landstrom <[email protected]>
Website: https://miasap.se/obnc/oberon-report.html
Category: system
*/

export default function(hljs)
{
const COMMENT = hljs.COMMENT(/\(\*/, /\*\)/, {contains: ["self"]});

const STRING = {
scope: "string",
variants: [
{begin: '"', end: '"'},
{begin: /\b\d[A-Z0-9]*X/}
]
};

const NUMBER = {
scope: "number",
variants: [
{begin: /\b\d+\.\d*(E[+-]?\d+)?/},
{begin: /\b\d[A-Z0-9]*H/},
{begin: /\b\d+/}
]
};

const PUNCTUATION = {
scope: "punctuation",
begin: /[][(){}.,:;]/
};

const MODULE_OR_PROCEDURE_DECLARATION = {
match: [
/\b(?:MODULE|PROCEDURE)/,
/\s+/,
/\b\w+/],
scope: {1: "keyword", 3: "title"}
};

const RESERVED_WORDS = ["ARRAY", "BEGIN", "BY", "CASE", "CONST", "DIV", "DO", "ELSE", "ELSIF", "END", "FALSE", "FOR", "IF", "IMPORT", "IN", "IS", "MOD", "MODULE", "NIL", "OF", "OR", "POINTER", "PROCEDURE", "RECORD", "REPEAT", "RETURN", "THEN", "TO", "TRUE", "TYPE", "UNTIL", "VAR", "WHILE"];

const PREDEFINED_TYPES = ["BOOLEAN", "BYTE", "CHAR", "INTEGER", "REAL", "SET"];

const PREDEFINED_PROCEDURES = ["ABS", "ASR", "ASSERT", "CHR", "DEC", "EXCL", "FLOOR", "FLT", "INC", "INCL", "LEN", "LSL", "NEW", "ODD", "ORD", "PACK", "ROR", "UNPK"];

return {
name: "Oberon",
keywords: {
keyword: RESERVED_WORDS,
built_in: PREDEFINED_PROCEDURES,
type: PREDEFINED_TYPES
},
contains: [
COMMENT,
STRING,
NUMBER,
PUNCTUATION,
MODULE_OR_PROCEDURE_DECLARATION
]
};
}
77 changes: 77 additions & 0 deletions test/detect/oberon/default.txt
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MODULE M;
(*a non-nested comment*)
(*a (*nested*) comment*)

IMPORT Math;

CONST
(*strings*)
str = "a string";
null = 0X;
linefeed = 0AX;

(*integers*)
i1 = 0;
i2 = 12;
i3 = -12;
i4 = 0H;
i5 = 01H;
i6 = 0AH;
i7 = 0A7H;

(*real numbers*)
r1 = 1.;
r2 = 1.2;
r3 = 1.23;
r4 = 1.E0;
r5 = 1.2E+10;
r6 = 1.23E-10;

TYPE
T = POINTER TO RECORD END;

VAR
b: BOOLEAN;
y: BYTE;
ch: CHAR;
i: INTEGER;
r: REAL;
A: SET;
s: ARRAY 32 OF CHAR;
x: T;

PROCEDURE Func(): INTEGER;
BEGIN
A := {1, 2, 4};
x := NIL;
s[0] := 0X;
CASE 1 DIV 2 MOD 3 OF 0, 1: END;
FOR i := 0 TO 100 BY 10 DO END;
IF (0 IN {}) OR (x IS T) & TRUE THEN
ELSIF FALSE THEN
ELSE
END;
REPEAT UNTIL TRUE;
WHILE FALSE DO END;
r := ABS(r);
i := ASR(i, 1);
ASSERT(TRUE);
ch := CHR(0);
DEC(i);
EXCL(A, 0);
i := FLOOR(r);
r := FLT(i);
INC(i);
INCL(A, 0);
i := LEN(s);
i := LSL(i, 1);
NEW(x);
b := ODD(i);
i := ORD(ch);
PACK(r, 1);
i := ROR(i, 1);
UNPK(r, i)
RETURN 0
END Func;

END M.
77 changes: 77 additions & 0 deletions test/markup/oberon/default.expect.txt
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<span class="hljs-keyword">MODULE</span> <span class="hljs-title">M</span>;
<span class="hljs-comment">(*a non-nested comment*)</span>
<span class="hljs-comment">(*a <span class="hljs-comment">(*nested*)</span> comment*)</span>

<span class="hljs-keyword">IMPORT</span> Math;

<span class="hljs-keyword">CONST</span>
<span class="hljs-comment">(*strings*)</span>
str = <span class="hljs-string">&quot;a string&quot;</span>;
null = <span class="hljs-string">0X</span>;
linefeed = <span class="hljs-string">0AX</span>;

<span class="hljs-comment">(*integers*)</span>
i1 = <span class="hljs-number">0</span>;
i2 = <span class="hljs-number">12</span>;
i3 = -<span class="hljs-number">12</span>;
i4 = <span class="hljs-number">0H</span>;
i5 = <span class="hljs-number">01H</span>;
i6 = <span class="hljs-number">0AH</span>;
i7 = <span class="hljs-number">0A7H</span>;

<span class="hljs-comment">(*real numbers*)</span>
r1 = <span class="hljs-number">1.</span>;
r2 = <span class="hljs-number">1.2</span>;
r3 = <span class="hljs-number">1.23</span>;
r4 = <span class="hljs-number">1.E0</span>;
r5 = <span class="hljs-number">1.2E+10</span>;
r6 = <span class="hljs-number">1.23E-10</span>;

<span class="hljs-keyword">TYPE</span>
T = <span class="hljs-keyword">POINTER</span> <span class="hljs-keyword">TO</span> <span class="hljs-keyword">RECORD</span> <span class="hljs-keyword">END</span>;

<span class="hljs-keyword">VAR</span>
b: <span class="hljs-type">BOOLEAN</span>;
y: <span class="hljs-type">BYTE</span>;
ch: <span class="hljs-type">CHAR</span>;
i: <span class="hljs-type">INTEGER</span>;
r: <span class="hljs-type">REAL</span>;
A: <span class="hljs-type">SET</span>;
s: <span class="hljs-keyword">ARRAY</span> <span class="hljs-number">32</span> <span class="hljs-keyword">OF</span> <span class="hljs-type">CHAR</span>;
x: T;

<span class="hljs-keyword">PROCEDURE</span> <span class="hljs-title">Func</span>(): <span class="hljs-type">INTEGER</span>;
<span class="hljs-keyword">BEGIN</span>
A := {<span class="hljs-number">1</span>, <span class="hljs-number">2</span>, <span class="hljs-number">4</span>};
x := <span class="hljs-keyword">NIL</span>;
s[<span class="hljs-number">0</span>] := <span class="hljs-string">0X</span>;
<span class="hljs-keyword">CASE</span> <span class="hljs-number">1</span> <span class="hljs-keyword">DIV</span> <span class="hljs-number">2</span> <span class="hljs-keyword">MOD</span> <span class="hljs-number">3</span> <span class="hljs-keyword">OF</span> <span class="hljs-number">0</span>, <span class="hljs-number">1</span>: <span class="hljs-keyword">END</span>;
<span class="hljs-keyword">FOR</span> i := <span class="hljs-number">0</span> <span class="hljs-keyword">TO</span> <span class="hljs-number">100</span> <span class="hljs-keyword">BY</span> <span class="hljs-number">10</span> <span class="hljs-keyword">DO</span> <span class="hljs-keyword">END</span>;
<span class="hljs-keyword">IF</span> (<span class="hljs-number">0</span> <span class="hljs-keyword">IN</span> {}) <span class="hljs-keyword">OR</span> (x <span class="hljs-keyword">IS</span> T) &amp; <span class="hljs-keyword">TRUE</span> <span class="hljs-keyword">THEN</span>
<span class="hljs-keyword">ELSIF</span> <span class="hljs-keyword">FALSE</span> <span class="hljs-keyword">THEN</span>
<span class="hljs-keyword">ELSE</span>
<span class="hljs-keyword">END</span>;
<span class="hljs-keyword">REPEAT</span> <span class="hljs-keyword">UNTIL</span> <span class="hljs-keyword">TRUE</span>;
<span class="hljs-keyword">WHILE</span> <span class="hljs-keyword">FALSE</span> <span class="hljs-keyword">DO</span> <span class="hljs-keyword">END</span>;
r := <span class="hljs-built_in">ABS</span>(r);
i := <span class="hljs-built_in">ASR</span>(i, <span class="hljs-number">1</span>);
<span class="hljs-built_in">ASSERT</span>(<span class="hljs-keyword">TRUE</span>);
ch := <span class="hljs-built_in">CHR</span>(<span class="hljs-number">0</span>);
<span class="hljs-built_in">DEC</span>(i);
<span class="hljs-built_in">EXCL</span>(A, <span class="hljs-number">0</span>);
i := <span class="hljs-built_in">FLOOR</span>(r);
r := <span class="hljs-built_in">FLT</span>(i);
<span class="hljs-built_in">INC</span>(i);
<span class="hljs-built_in">INCL</span>(A, <span class="hljs-number">0</span>);
i := <span class="hljs-built_in">LEN</span>(s);
i := <span class="hljs-built_in">LSL</span>(i, <span class="hljs-number">1</span>);
<span class="hljs-built_in">NEW</span>(x);
b := <span class="hljs-built_in">ODD</span>(i);
i := <span class="hljs-built_in">ORD</span>(ch);
<span class="hljs-built_in">PACK</span>(r, <span class="hljs-number">1</span>);
i := <span class="hljs-built_in">ROR</span>(i, <span class="hljs-number">1</span>);
<span class="hljs-built_in">UNPK</span>(r, i)
<span class="hljs-keyword">RETURN</span> <span class="hljs-number">0</span>
<span class="hljs-keyword">END</span> Func;

<span class="hljs-keyword">END</span> M.
77 changes: 77 additions & 0 deletions test/markup/oberon/default.txt
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MODULE M;
(*a non-nested comment*)
(*a (*nested*) comment*)

IMPORT Math;

CONST
(*strings*)
str = "a string";
null = 0X;
linefeed = 0AX;

(*integers*)
i1 = 0;
i2 = 12;
i3 = -12;
i4 = 0H;
i5 = 01H;
i6 = 0AH;
i7 = 0A7H;

(*real numbers*)
r1 = 1.;
r2 = 1.2;
r3 = 1.23;
r4 = 1.E0;
r5 = 1.2E+10;
r6 = 1.23E-10;

TYPE
T = POINTER TO RECORD END;

VAR
b: BOOLEAN;
y: BYTE;
ch: CHAR;
i: INTEGER;
r: REAL;
A: SET;
s: ARRAY 32 OF CHAR;
x: T;

PROCEDURE Func(): INTEGER;
BEGIN
A := {1, 2, 4};
x := NIL;
s[0] := 0X;
CASE 1 DIV 2 MOD 3 OF 0, 1: END;
FOR i := 0 TO 100 BY 10 DO END;
IF (0 IN {}) OR (x IS T) & TRUE THEN
ELSIF FALSE THEN
ELSE
END;
REPEAT UNTIL TRUE;
WHILE FALSE DO END;
r := ABS(r);
i := ASR(i, 1);
ASSERT(TRUE);
ch := CHR(0);
DEC(i);
EXCL(A, 0);
i := FLOOR(r);
r := FLT(i);
INC(i);
INCL(A, 0);
i := LEN(s);
i := LSL(i, 1);
NEW(x);
b := ODD(i);
i := ORD(ch);
PACK(r, 1);
i := ROR(i, 1);
UNPK(r, i)
RETURN 0
END Func;

END M.