Grammalecte  Diff

//// IBDAWG
/*jslint esversion: 6*/
/*global console,require,exports*/

"use strict";


if (typeof(require) !== 'undefined') {
    var str_transform = require("resource://grammalecte/str_transform.js");
    var helpers = require("resource://grammalecte/helpers.js");
    var char_player = require("resource://grammalecte/char_player.js");
}


// Don’t remove <string>. Necessary in TB.
${string}
${map}
${set}

                l = l.concat(this.morph(sWord.gl_toCapitalize()));
            }
        }
        return l;
    }

    suggest (sWord, nMaxSugg=10) {
        // returns a array of suggestions for <sWord>
        let aSugg = this._suggest(sWord, Math.floor(sWord.length / 5));
        if (sWord.gl_isTitle()) {
            aSugg.gl_update(this._suggest(sWord.toLowerCase(), Math.floor(sWord.length / 5)));

        }
        else if (sWord.gl_isLowerCase()) {
            aSugg.gl_update(this._suggest(sWord.gl_toCapitalize(), Math.floor(sWord.length / 5)));
        }
        if (aSugg.size == 0) {
            aSugg.gl_update(this._suggestWithCrushedUselessChars(char_player.clearWord(sWord)));
        }
        // Set to Array
        aSugg = Array.from(aSugg);
        aSugg = aSugg.filter((sSugg) => { return !sSugg.endsWith("è") && !sSugg.endsWith("È"); }); // fr language 
        if (sWord.gl_isTitle()) {
            aSugg = aSugg.map((sSugg) => { return sSugg.gl_toCapitalize(); });
        }
        return aSugg.sort((sSugg) => { return char_player.distanceDamerauLevenshtein(sWord, sSugg); }).slice(0, nMaxSugg);
    }

    _suggest (sRemain, nMaxDel=0, nDeep=0, iAddr=0, sNewWord="", bAvoidLoop=false) {
        // returns a set of suggestions
        // recursive function
        //show(nDeep, sNewWord + ":" + sRemain)
        let aSugg = new Set();
        if (sRemain == "") {
            if (this._convBytesToInteger(this.byDic.slice(iAddr, iAddr+this.nBytesArc)) & this._finalNodeMask) {
                //show(nDeep, "___" + sNewWord + "___");

                aSugg.gl_update(this._suggest(sRemain.slice(1, 2)+sRemain.slice(0, 1)+sRemain.slice(2), nMaxDel, nDeep+1, iAddr, sNewWord, true));
                // delete char
                if (nMaxDel > 0) {
                    aSugg.gl_update(this._suggest(sRemain.slice(1), nMaxDel-1, nDeep+1, iAddr, sNewWord, true));
                }
            }
            // Replacements
            for (let sRepl of char_player.d1toX.gl_get(cCurrent, [])) {
                aSugg.gl_update(this._suggest(sRepl + sRemain.slice(1), nMaxDel, nDeep+1, iAddr, sNewWord, true));
            }
            for (let sRepl of char_player.d2toX.gl_get(sRemain.slice(0, 2), [])) {
                aSugg.gl_update(this._suggest(sRepl + sRemain.slice(2), nMaxDel, nDeep+1, iAddr, sNewWord, true));
            }
            // end of word
            if (sRemain.length == 2) {
                for (let sRepl of char_player.dFinal2.gl_get(sRemain, [])) {
                    aSugg.gl_update(this._suggest(sRepl, nMaxDel, nDeep+1, iAddr, sNewWord, true));
                }
            }
            else if (sRemain.length == 1) {
                aSugg.gl_update(this._suggest("", nMaxDel, nDeep+1, iAddr, sNewWord, true)); // remove last char and go on
                for (let sRepl of char_player.dFinal1.gl_get(sRemain, [])) {
                    aSugg.gl_update(this._suggest(sRepl, nMaxDel, nDeep+1, iAddr, sNewWord, true));
                }
            }
        }
        return aSugg;
    }

    * _getSimilarArcs (cChar, iAddr) {
        // generator: yield similar char of <cChar> and address of the following node
        for (let c of char_player.d1to1.gl_get(cChar, [cChar])) {
            if (this.dChar.has(c)) {
                let jAddr = this._lookupArcNode(this.dChar.get(c), iAddr);
                if (jAddr) {
                    yield [c, jAddr];
                }
            }
        }
    }

    _getTails (iAddr, sTail="", n=2) {
        // return a list of suffixes ending at a distance of <n> from <iAddr>
        let aTails = new Set();
        for (let [nVal, jAddr] of this._getArcs(iAddr)) {
            if (nVal < this.nChar) {
                if (this._convBytesToInteger(this.byDic.slice(jAddr, jAddr+this.nBytesArc)) & this._finalNodeMask) {
                    aTails.add(sTail + this.dChar.get(nVal));
                }
                if (n && aTails.size == 0) {
                    aTails.gl_update(this._getTails(jAddr, sTail+this.dChar.get(nVal), n-1));
                }
            }
        }
        return aTails;
    }

    _suggestWithCrushedUselessChars (sWord, nDeep=0, iAddr=0, sNewWord="", bAvoidLoop=false) {
        let aSugg = new Set();
        if (sWord.length == 0) {
            if (this._convBytesToInteger(this.byDic.slice(iAddr, iAddr+this.nBytesArc)) & this._finalNodeMask) {
                show(nDeep, "!!! " + sNewWord + " !!!");
                aSugg.add(sNewWord);
            }
            return aSugg;
        }
        let cCurrent = sWord.slice(0, 1);
        for (let [cChar, jAddr] of this._getSimilarArcsAndCrushedChars(cCurrent, iAddr)) {
            show(nDeep, cChar);
            aSugg.gl_update(this._suggestWithCrushedUselessChars(sWord.slice(1), nDeep+1, jAddr, sNewWord+cChar));
        }
        return aSugg;
    }

    * _getSimilarArcsAndCrushedChars (cChar, iAddr) {
        // generator: yield similar char of <cChar> and address of the following node
        for (let [nVal, jAddr] of this._getArcs(iAddr)) {
            if (this.dChar.get(nVal, null) in char_player.aVovels) {
                yield [this.dChar[nVal], jAddr];
            }
        }
        yield* this._getSimilarArcs(cChar, iAddr);
    }

    // morph (sWord) {
    //     is defined in constructor

                    return null;
                }
                iAddr = iEndArcAddr + this.nBytesNodeAddress;
            }
        }
    }

    * _getArcs1 (iAddr) {
        "generator: return all arcs at <iAddr> as tuples of (nVal, iAddr)"
        while (true) {
            let iEndArcAddr = iAddr+this.nBytesArc;
            let nRawArc = this._convBytesToInteger(this.byDic.slice(iAddr, iEndArcAddr));
            yield [nRawArc & this._arcMask, this._convBytesToInteger(this.byDic.slice(iEndArcAddr, iEndArcAddr+this.nBytesNodeAddress))];
            if (nRawArc & this._lastArcMask) {
                break;