return s;
}
+ const dicts = [];
+ for (let i = 0; i < arguments.length; i++)
+ if (arguments[i] !== null && typeof(arguments[i]) === 'object' && !Array.isArray(arguments[i]))
+ dicts.push(arguments[i]);
+
let str = this;
let subst, n, pad;
let out = '';
const re = /^(([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X|q|h|j|t|m))/;
+ const re_named = /^(([^%]*)%\{([^}:]+)(?::('.|0|\x20)?(-)?(\d+)?(\.\d+)?(b|c|d|u|f|o|s|x|X|q|h|j|t|m))?\})/;
let a = [], numSubstitutions = 0;
- while ((a = re.exec(str)) !== null) {
+ while (true) {
+ const an = re_named.exec(str);
+ a = an || re.exec(str);
+
+ if (!a)
+ break;
+
const m = a[1];
- let leftpart = a[2], pPad = a[3], pJustify = a[4], pMinLength = a[5];
- let pPrecision = a[6], pType = a[7];
+ let leftpart = a[2], pPad, pJustify, pMinLength, pPrecision, pType;
let precision;
+ let param;
+
+ if (an) {
+ pPad = a[4]; pJustify = a[5]; pMinLength = a[6];
+ pPrecision = a[7]; pType = a[8] || 's';
- if (pType == '%') {
- subst = '%';
+ param = '';
+ for (let i = 0; i < dicts.length; i++) {
+ if (Object.prototype.hasOwnProperty.call(dicts[i], a[3])) {
+ param = dicts[i][a[3]];
+ break;
+ }
+ }
}
else {
- if (numSubstitutions < arguments.length) {
- let param = arguments[numSubstitutions++];
-
- pad = '';
- if (pPad && pPad.substr(0,1) == "'")
- pad = pPad.substr(1,1);
- else if (pPad)
- pad = pPad;
- else
- pad = ' ';
-
- precision = -1;
- if (pPrecision && pType == 'f')
- precision = +pPrecision.substring(1);
-
- subst = param;
-
- switch(pType) {
- case 'b':
- subst = Math.floor(+param || 0).toString(2);
- break;
-
- case 'c':
- subst = String.fromCharCode(+param || 0);
- break;
-
- case 'd':
- subst = Math.floor(+param || 0).toFixed(0);
- break;
-
- case 'u':
- n = +param || 0;
- subst = Math.floor((n < 0) ? 0x100000000 + n : n).toFixed(0);
- break;
-
- case 'f':
- subst = (precision > -1)
- ? ((+param || 0.0)).toFixed(precision)
- : (+param || 0.0);
- break;
-
- case 'o':
- subst = Math.floor(+param || 0).toString(8);
- break;
-
- case 's':
- subst = param;
- break;
-
- case 'x':
- subst = Math.floor(+param || 0).toString(16).toLowerCase();
- break;
-
- case 'X':
- subst = Math.floor(+param || 0).toString(16).toUpperCase();
- break;
-
- case 'h':
- subst = esc(param, html_esc);
- break;
-
- case 'q':
- subst = esc(param, quot_esc);
- break;
-
- case 't':
- var td = 0;
- var th = 0;
- var tm = 0;
- var ts = (param || 0);
-
- if (ts > 59) {
- tm = Math.floor(ts / 60);
- ts = (ts % 60);
- }
-
- if (tm > 59) {
- th = Math.floor(tm / 60);
- tm = (tm % 60);
- }
-
- if (th > 23) {
- td = Math.floor(th / 24);
- th = (th % 24);
- }
-
- subst = (td > 0)
- ? String.format('%dd %dh %dm %ds', td, th, tm, ts)
- : String.format('%dh %dm %ds', th, tm, ts);
-
- break;
-
- case 'm':
- var mf = pMinLength ? +pMinLength : 1000;
- var pr = pPrecision ? ~~(10 * +('0' + pPrecision)) : 2;
-
- var i = 0;
- var val = (+param || 0);
- var units = [ ' ', ' K', ' M', ' G', ' T', ' P', ' E' ];
-
- for (i = 0; (i < units.length) && (val > mf); i++)
- val /= mf;
-
- if (i)
- subst = val.toFixed(pr) + units[i] + (mf == 1024 ? 'i' : '');
- else
- subst = val + ' ';
-
- pMinLength = null;
- break;
- }
+ pPad = a[3]; pJustify = a[4]; pMinLength = a[5];
+ pPrecision = a[6]; pType = a[7];
+
+ if (pType == '%') {
+ subst = '%';
+ out += leftpart + subst;
+ str = str.substr(m.length);
+ continue;
+ }
+
+ if (numSubstitutions < arguments.length)
+ param = arguments[numSubstitutions++];
+ }
+
+ if (param !== undefined) {
+ pad = '';
+ if (pPad && pPad.substr(0,1) == "'")
+ pad = pPad.substr(1,1);
+ else if (pPad)
+ pad = pPad;
+ else
+ pad = ' ';
+
+ precision = -1;
+ if (pPrecision && pType == 'f')
+ precision = +pPrecision.substring(1);
+
+ subst = param;
+
+ switch(pType) {
+ case 'b':
+ subst = Math.floor(+param || 0).toString(2);
+ break;
+
+ case 'c':
+ subst = String.fromCharCode(+param || 0);
+ break;
+
+ case 'd':
+ subst = Math.floor(+param || 0).toFixed(0);
+ break;
+
+ case 'u':
+ n = +param || 0;
+ subst = Math.floor((n < 0) ? 0x100000000 + n : n).toFixed(0);
+ break;
+
+ case 'f':
+ subst = (precision > -1)
+ ? ((+param || 0.0)).toFixed(precision)
+ : (+param || 0.0);
+ break;
+
+ case 'o':
+ subst = Math.floor(+param || 0).toString(8);
+ break;
+
+ case 's':
+ subst = param;
+ break;
+
+ case 'x':
+ subst = Math.floor(+param || 0).toString(16).toLowerCase();
+ break;
+
+ case 'X':
+ subst = Math.floor(+param || 0).toString(16).toUpperCase();
+ break;
+
+ case 'h':
+ subst = esc(param, html_esc);
+ break;
+
+ case 'q':
+ subst = esc(param, quot_esc);
+ break;
+
+ case 't':
+ var td = 0;
+ var th = 0;
+ var tm = 0;
+ var ts = (param || 0);
+
+ if (ts > 59) {
+ tm = Math.floor(ts / 60);
+ ts = (ts % 60);
+ }
+
+ if (tm > 59) {
+ th = Math.floor(tm / 60);
+ tm = (tm % 60);
+ }
+
+ if (th > 23) {
+ td = Math.floor(th / 24);
+ th = (th % 24);
+ }
+
+ subst = (td > 0)
+ ? String.format('%dd %dh %dm %ds', td, th, tm, ts)
+ : String.format('%dh %dm %ds', th, tm, ts);
+
+ break;
+
+ case 'm':
+ var mf = pMinLength ? +pMinLength : 1000;
+ var pr = pPrecision ? ~~(10 * +('0' + pPrecision)) : 2;
+
+ var i = 0;
+ var val = (+param || 0);
+ var units = [ ' ', ' K', ' M', ' G', ' T', ' P', ' E' ];
+
+ for (i = 0; (i < units.length) && (val > mf); i++)
+ val /= mf;
+
+ if (i)
+ subst = val.toFixed(pr) + units[i] + (mf == 1024 ? 'i' : '');
+ else
+ subst = val + ' ';
+
+ pMinLength = null;
+ break;
}
}