@orama/stemmers/dist/en.cjs.map

Stemmers for Orama

{"version":3,"sources":["<anon>"],"sourcesContent":["\"use strict\";\nObject.defineProperty(exports, \"__esModule\", {\n    value: true\n});\nfunction _export(target, all) {\n    for(var name in all)Object.defineProperty(target, name, {\n        enumerable: true,\n        get: Object.getOwnPropertyDescriptor(all, name).get\n    });\n}\n_export(exports, {\n    get language () {\n        return language;\n    },\n    get stemmer () {\n        return stemmer;\n    }\n});\nconst step2List = {\n    ational: 'ate',\n    tional: 'tion',\n    enci: 'ence',\n    anci: 'ance',\n    izer: 'ize',\n    bli: 'ble',\n    alli: 'al',\n    entli: 'ent',\n    eli: 'e',\n    ousli: 'ous',\n    ization: 'ize',\n    ation: 'ate',\n    ator: 'ate',\n    alism: 'al',\n    iveness: 'ive',\n    fulness: 'ful',\n    ousness: 'ous',\n    aliti: 'al',\n    iviti: 'ive',\n    biliti: 'ble',\n    logi: 'log'\n};\nconst step3List = {\n    icate: 'ic',\n    ative: '',\n    alize: 'al',\n    iciti: 'ic',\n    ical: 'ic',\n    ful: '',\n    ness: ''\n};\n// Consonant\nconst c = '[^aeiou]';\n// Vowel\nconst v = '[aeiouy]';\n// Consonant sequence\nconst C = c + '[^aeiouy]*';\n// Vowel sequence\nconst V = v + '[aeiou]*';\n// [C]VC... is m>0\nconst mgr0 = '^(' + C + ')?' + V + C;\n// [C]VC[V] is m=1\nconst meq1 = '^(' + C + ')?' + V + C + '(' + V + ')?$';\n// [C]VCVC... is m>1\nconst mgr1 = '^(' + C + ')?' + V + C + V + C;\n// vowel in stem\nconst s_v = '^(' + C + ')?' + v;\nfunction stemmer(w) {\n    let stem;\n    let suffix;\n    let re;\n    let re2;\n    let re3;\n    let re4;\n    if (w.length < 3) {\n        return w;\n    }\n    const firstch = w.substring(0, 1);\n    if (firstch == 'y') {\n        w = firstch.toUpperCase() + w.substring(1);\n    }\n    re = /^(.+?)(ss|i)es$/;\n    re2 = /^(.+?)([^s])s$/;\n    if (re.test(w)) {\n        w = w.replace(re, '$1$2');\n    } else if (re2.test(w)) {\n        w = w.replace(re2, '$1$2');\n    }\n    re = /^(.+?)eed$/;\n    re2 = /^(.+?)(ed|ing)$/;\n    if (re.test(w)) {\n        const fp = re.exec(w);\n        re = new RegExp(mgr0);\n        if (re.test(fp[1])) {\n            re = /.$/;\n            w = w.replace(re, '');\n        }\n    } else if (re2.test(w)) {\n        const fp = re2.exec(w);\n        stem = fp[1];\n        re2 = new RegExp(s_v);\n        if (re2.test(stem)) {\n            w = stem;\n            re2 = /(at|bl|iz)$/;\n            re3 = new RegExp('([^aeiouylsz])\\\\1$');\n            re4 = new RegExp('^' + C + v + '[^aeiouwxy]$');\n            if (re2.test(w)) {\n                w = w + 'e';\n            } else if (re3.test(w)) {\n                re = /.$/;\n                w = w.replace(re, '');\n            } else if (re4.test(w)) {\n                w = w + 'e';\n            }\n        }\n    }\n    re = /^(.+?)y$/;\n    if (re.test(w)) {\n        const fp = re.exec(w);\n        stem = fp?.[1];\n        re = new RegExp(s_v);\n        if (stem && re.test(stem)) {\n            w = stem + 'i';\n        }\n    }\n    re = /^(.+?)(ational|tional|enci|anci|izer|bli|alli|entli|eli|ousli|ization|ation|ator|alism|iveness|fulness|ousness|aliti|iviti|biliti|logi)$/;\n    if (re.test(w)) {\n        const fp = re.exec(w);\n        stem = fp?.[1];\n        suffix = fp?.[2];\n        re = new RegExp(mgr0);\n        if (stem && re.test(stem)) {\n            // eslint-disable-next-line @typescript-eslint/ban-ts-comment\n            // @ts-ignore\n            w = stem + step2List[suffix];\n        }\n    }\n    re = /^(.+?)(icate|ative|alize|iciti|ical|ful|ness)$/;\n    if (re.test(w)) {\n        const fp = re.exec(w);\n        stem = fp?.[1];\n        suffix = fp?.[2];\n        re = new RegExp(mgr0);\n        // eslint-disable-next-line @typescript-eslint/ban-ts-comment\n        // @ts-ignore\n        if (stem && re.test(stem)) {\n            // eslint-disable-next-line @typescript-eslint/ban-ts-comment\n            // @ts-ignore\n            w = stem + step3List[suffix];\n        }\n    }\n    re = /^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/;\n    re2 = /^(.+?)(s|t)(ion)$/;\n    if (re.test(w)) {\n        const fp = re.exec(w);\n        stem = fp?.[1];\n        re = new RegExp(mgr1);\n        if (stem && re.test(stem)) {\n            w = stem;\n        }\n    } else if (re2.test(w)) {\n        const fp = re2.exec(w);\n        stem = fp?.[1] ?? 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