init lexer with moo

package-lock.json

@@ -10010,6 +10010,11 @@
         }
       }
     },
+    "moo": {
+      "version": "0.5.1",
+      "resolved": "https://registry.npmjs.org/moo/-/moo-0.5.1.tgz",
+      "integrity": "sha512-I1mnb5xn4fO80BH9BLcF0yLypy2UKl+Cb01Fu0hJRkJjlCRtxZMWkTdAtDd5ZqCOxtCkhmRwyI57vWT+1iZ67w=="
+    },
     "move-concurrently": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/move-concurrently/-/move-concurrently-1.0.1.tgz",

package.json

@@ -7,6 +7,7 @@
     "flow-bin": "^0.113.0",
     "gh-pages": "^2.2.0",
     "local-storage": "^2.0.0",
+    "moo": "^0.5.1",
     "node-sass": "^4.13.1",
     "react": "^16.12.0",
     "react-dom": "^16.12.0",

public/latl/waffle.latl

@@ -1,6 +1,7 @@
 ; -------- GA ENGLISH PHONETIC INVENTORY
 
 ; ---- VOWELS = æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ 
+; -- NASAL = æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
       ; ɪ̞ / ʊ̞ = lowered 
       ; u̟     = advanced
 ; -- LABIAL = u̟ / ʊ̞ / ɔ
@@ -25,7 +26,17 @@
 ; -- GLIDES = j / w
 ; -- LARYNGEALS = h ɦ / ʔ [- consonantal sonorant +/- LARYNGEAL FEATURES] only
 
+; -------- distinctive groups
 
+set PLOSIVES :=    | p / pʰ / t / tʼ / tʰ / ɾ / kʼ / k / kʰ |
+    AFFRICATES :=  | tʃʰ / dʒ |
+    FRICATIVES :=  | f / v / θ / ð / s / z / ʃ / ʒ / ç / x |
+    NASALS :=      | m / ɱ / n / ŋ |
+    LIQUIDS :=     | l / ɹ |
+    SYLLABICS :=   | m̩ / n̩ / l̩ / ɹ̩ |
+    VOWELS :=      | æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ |
+    GLIDES :=      | j / w |
+    LARYNGEALS :=  | h / ɦ / ʔ |
 
 ; -------- main class features
 
@@ -45,7 +56,7 @@
     m̩ / n̩ / l̩ / ɹ̩
   -= 
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; GLIDES
     j / w / 
     ; LARYNGEALS
@@ -55,7 +66,7 @@
 [sonorant
   += 
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; GLIDES
     j / w w̥ /
     ; LIQUIDS + RHOTICS
@@ -77,7 +88,7 @@
 [approximant
   += 
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; LIQUIDS + RHOTICS
     l / ɹ ɹʲ ɹˤ /
     ; GLIDES
@@ -104,7 +115,7 @@
 [voice
   +=
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; GLIDES
     j / w /
     ; LIQUIDS + RHOTICS
@@ -141,7 +152,7 @@
     h ɦ  
   -= 
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; UNASPIRATED PLOSIVES
     p / pʼ / t / tʼ / ɾ / k / kʼ /
     ; UNASPIRATED AFFRICATES 
@@ -169,7 +180,7 @@
     pʼ / tʼ / kʼ
   -=
     ; VOWELS 
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; PLOSIVES 
     p / pʰ / t / tʰ ɾ / k / kʰ /
     ; AFFRICATES 
@@ -198,7 +209,7 @@
     ; FRICATIVES
     f / v / θ / ð / s / z / ʃ / ʒ / ç / x /
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; LIQUIDS + RHOTICS
     l / ɹ ɹʲ ɹˤ /
     ; GLIDES
@@ -226,7 +237,7 @@
     m̩ / n̩ 
   -=
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; FRICATIVES
     f / v / θ / ð / s / z / ʃ / ʒ / ç / x /
     ; LIQUIDS + RHOTICS
@@ -249,7 +260,7 @@
     tʃ / dʒ
   -=
     ; VOWELS 
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; PLOSIVES 
     p / pʼ / pʰ / t / tʼ / tʰ ɾ / k / kʼ / kʰ /
     ; NON-STRIDENT FRICATIVES
@@ -272,7 +283,7 @@
     l̩
   -=
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; PLOSIVES 
     p / pʼ / pʰ / t / tʼ / tʰ ɾ / k / kʼ / kʰ
     ; AFFRICATES
@@ -296,7 +307,7 @@
 [labial
   +=
     ; ROUNDED VOWELS 
-    u̟ / ʊ̞ / ɔ /
+    u̟ / ʊ̞ / ɔ / ʊ̃ / ũ / ɔ̃
     ; LABIAL PLOSIVES
     p / pʼ / pʰ /
     ; LABIAL FRICATIVES
@@ -309,7 +320,7 @@
     w
   -=
     ; UNROUNDED VOWELS
-    æ / e / ə / ɑ / ɪ̞ / ɛ / ʌ / i /
+    æ / e / ə / ɑ / ɪ̞ / ɛ / ʌ / i / æ̃ / ẽ / ə̃ / ɑ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ĩ /
     ; NON-LABIAL PLOSIVES 
     t / tʼ / tʰ ɾ / k / kʼ / kʰ /
     ; NON-LABIAL AFFRICATES 
@@ -348,7 +359,7 @@
     n̩ / l̩ / ɹ̩
   -=
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; NON-CORONAL PLOSIVES
     p / pʼ / pʰ / k / kʼ / kʰ
     ; NON-CORONAL FRICATIVES
@@ -388,7 +399,7 @@
     ɹ̩ /
     ; -- NON-CORONALs
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; NON-CORONAL PLOSIVES
     p / pʼ / pʰ / k / kʼ / kʰ
     ; NON-CORONAL FRICATIVES
@@ -427,7 +438,7 @@
     n̩ / l̩ /
     ; -- NON-CORONALS
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; NON-CORONAL PLOSIVES
     p / pʼ / pʰ / k / kʼ / kʰ
     ; NON-CORONAL FRICATIVES
@@ -447,7 +458,7 @@
 [dorsal
   +=
     ; VOWELS
-    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ /
+    æ / e / ə / ɑ / ɔ / ɪ̞ / ɛ / ʌ / ʊ̞ / i / u̟ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; DORSAL PLOSIVES 
     k / kʼ / kʰ /
     ; DORSAL FRICATIVES 
@@ -480,7 +491,7 @@
 [high
   += 
     ; HIGH VOWELS
-    i / u̟ / ʊ̞ / ɪ̞
+    i / u̟ / ʊ̞ / ɪ̞ / ĩ / ũ / ʊ̃ / ɪ̃
     ; HIGH DORSAL PLOSIVES 
     k / kʼ / kʰ /
     ; HIGH DORSAL FRICATIVES 
@@ -493,7 +504,7 @@
     j / w
   -= χ / e / o / a
     ; NON-HIGH VOWELS 
-    ɑ / æ / e / ə / ɛ / ʌ
+    ɑ / æ / e / ə / ɛ / ʌ / æ̃ / ẽ / ə̃ / ɑ̃ / ɔ̃ / ɛ̃ / ʌ̃ /
     ; NON-HIGH RHOTIC LIQUIDS
     ɹˤ
     ; -- NON-DORSALS
@@ -518,12 +529,12 @@
 [low
   +=
     ; LOW VOWELS
-    ɑ / æ / ɛ /
+    ɑ / æ / ɛ / æ̃ / ɑ̃ / ɛ̃ /
     ; LOW DORSAL RHOTIC LIQUIDS
     ɹˤ
   -= a / ɛ / ɔ
     ; NON-LOW VOWELS
-    i / u̟ / ʊ̞ / ɪ̞ / e / ə / ʌ
+    i / u̟ / ʊ̞ / ɪ̞ / e / ə / ʌ / ẽ / ə̃ / ɔ̃ / ɪ̃ / ʌ̃ / ʊ̃ / ĩ / ũ 
     ; NON-LOW DORSAL PLOSIVES 
     k / kʼ / kʰ /
     ; NON-LOW DORSAL FRICATIVES 
@@ -556,7 +567,7 @@
   += 
 ; k / kʼ / ɣ / χ / u / ə / o / ʌ / ɑ
     ; BACK VOWELS
-    ɑ / ɔ / ʌ / ʊ̞ / u̟ /
+    ɑ / ɔ / ʌ / ʊ̞ / u̟ / ɑ̃ / ɔ̃ / ʌ̃ / ʊ̃ / ũ /
     ; BACK DORSAL PLOSIVES 
     k / kʼ / kʰ /
     ; BACK DORSAL FRICATIVES
@@ -573,7 +584,7 @@
     ; NON-BACK DORSAL GLIDES
     j
     ; NON-BACK VOWELS
-    æ / e / ə / ɪ̞ / ɛ / i
+    æ / e / ə / ɪ̞ / ɛ / i / æ̃ / ẽ / ə̃ / ɪ̃ / ɛ̃ / ĩ
     ; -- NON-DORSALS
     ; NON-DORSAL PLOSIVES
     p / pʼ / pʰ / t / tʼ / tʰ ɾ /
@@ -595,10 +606,10 @@
 [tense ; compare to ATR or RTR
   += 
     ; TENSE VOWELS 
-    e / i / u̟ / ɑ 
+    e / i / u̟ / ɑ / ĩ / ũ / ẽ / ɑ̃ /
   -=
     ; NON-TENSE VOWELS 
-    æ / ə / ɪ̞ / ɛ / ʌ / ʊ̞ / ɔ /
+    æ / ə / ɪ̞ / ɛ / ʌ / ʊ̞ / ɔ / æ̃ / ə̃ / ɔ̃ / ɪ̃ / ɛ̃ / ʌ̃ / ʊ̃ /
     ; DORSAL PLOSIVES 
     k / kʼ / kʰ /
     ; DORSAL FRICATIVES 
@@ -629,20 +640,40 @@
 ]
 
 *PROTO
-  ; -- Devoicing, all our z's become s's
-  [+ voice - continuant]>[- voice]/._.
-  ; -- Reduction of schwa
-  ə>0/._.
 |Gif Lang
 
 *PROTO
+|Jif Lang
+
+; -- Devoicing, all our z's become s's
+  [ + voice consonantal - nasal]>[- voice]/._.
+
+; -- loss of schwa, the is th'
+  ə>0/._.
+
 ; -- Ejectivization, all our pits become pit's
   [+ spreadGlottis - continuant]>[+ constrictedGlottis - spreadGlottis]/._[+ constrictedGlottis]
   [+ spreadGlottis - continuant]>[+ constrictedGlottis - spreadGlottis]/[+ constrictedGlottis]_.
   [+ constrictedGlottis]>0/[+ constrictedGlottis - continuant]_.
   [+ constrictedGlottis]>0/._[+ constrictedGlottis - continuant]
-|Jif Lang
 
-/PROTO
+; -- r color spreading, all our reports become rihpahts
+  [- consonantal tense]>[+ tense]/ɹ_.
+  [- consonantal tense]>[+ tense]/._ɹ
+  [- consonantal high]>[+ high]/ɹʲ_.
+  [- consonantal high]>[+ high]/._ɹʲ
+  [- consonantal back]>[+ back]/ɹˤ_.
+  [- consonantal back]>[+ back]/._ɹˤ
+  ɹ>0/._.
+  ɹʲ>0/._.
+  ɹˤ>0/._.
 
-/
+; -- Deaspiration, tiff is diff and diff is tiff
+  [+ spreadGlottis - continuant]>[- spreadGlottis]/._.
+
+
+; "JavaScript"
+; "gif or jif? I say zhaif"
+; "This request returns an empty object"
+; "I love going to waffle js!"
+; "A donut a day makes living with the threat of pandemic easier"

src/utils/lexer.js

@@ -0,0 +1,58 @@
+const moo = require('moo');
+
+export const lexer = moo.states({
+  main: {
+    comment:              /;.*/,
+    star:                 { match: /\*/, push: 'epoch' },
+    slash:                { match: /\//, push: 'lexicon' },
+    identifier:           { match: /[A-Za-z]+[\u00c0-\u03FFA-Za-z0-9\\-\\_]*/, type: moo.keywords({
+      'kw-set': 'set'
+    })},
+    openBracket:          { match: /\[/, push: 'feature' },
+    space:                { match: /\s+/, lineBreaks: true }
+  },
+
+  epoch: {
+    identifier:           /[A-Za-z]+[\u00c0-\u03FFA-Za-z0-9\\-\\_]*/,
+    pipe:                 { match: /\|/, pop: true },
+    greaterThan:          /\>/,
+    arrow:                /\-\>/,
+    hash:                 /#/,
+    slash:                /\//,
+    dot:                  /\./,
+    underscore:           /\_/,
+  },
+
+  lexicon: {
+    slash:                { match: /\//, pop: true },
+  },
+
+  feature: {
+    closeBracket:         { match: /\]/, pop: true },
+    positiveAssignment:   /\+=/,
+    negativeAssignment:   /\-=/,
+  }
+});
+
+// ['semicolon', ';.*\n'],
+// [`star`, `\\*`],
+
+// ['pipe', `\\|`],
+// ['openBracket', `\\[`],
+// ['closeBracket', `\\]`],
+// ['positiveAssignment', `\\+=`],
+// ['negativeAssignment', `\\-=`],
+// ['plus', `\\+`],
+// ['minus', `\\-`],
+// ['greaterThan', `\\>`],
+// ['hash', `#`],
+// ['slash', `\/`],
+// ['dot', `\\.`],
+// ['underscore', `\\_`],
+
+// [`identifier`, `[A-Za-z]+[\u00c0-\u03FFA-Za-z0-9\\-\\_]*`],
+
+// [`phone`, `[\u00c0-\u03FFA-Za-z0]+`],
+// ['equal', `=`],
+// [`lineBreak`, `\\n`],
+// [`whiteSpace`, `\\s+`]

src/utils/lexer.test.js

@@ -0,0 +1,23 @@
+import { lexer } from './lexer';
+
+describe('lexer', () => {
+  const extractToken = obj => ({ type: obj.type, value: obj.value });
+
+  it('lexes simple comment', () => {
+    lexer.reset('; comment');
+    const token = lexer.next();
+    expect(extractToken(token)).toStrictEqual({ type: 'comment', value: '; comment'});
+  });
+
+  it('lexes simple * and identifier', () => {
+    lexer.reset('*proto');
+    const stream = [ extractToken(lexer.next()), extractToken(lexer.next()) ];
+    expect(stream).toStrictEqual([ { type: 'star', value: '*' }, { type: 'identifier', value: 'proto' } ]);
+  })
+
+  it('lexes set and identifier', () => {
+    lexer.reset('set PLOSIVES');
+    const stream = [ extractToken(lexer.next()), extractToken(lexer.next()), extractToken(lexer.next()) ];
+    expect(stream).toStrictEqual([ { type: 'kw-set', value: 'set' }, { type: 'space', value: ' ' }, { type: 'identifier', value: 'PLOSIVES' } ]);
+  })
+})