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handle negative numbers in parens

This commit is contained in:
tryan 2020-05-09 17:31:46 +11:00
parent 9eaba42493
commit 791bf255f5
2 changed files with 63 additions and 6 deletions
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12
bits/82_eval.js
View File

@ -60,7 +60,7 @@ function eval_fmt(fmt/*:string*/, v/*:any*/, opts/*:any*/, flen/*:number*/) {
}
/* falls through */
case '0': case '#':
o = c; while((++i < fmt.length && "0#?.,E+-%".indexOf(c=fmt.charAt(i)) > -1) || (c=='\\' && fmt.charAt(i+1) == "-" && i < fmt.length - 2 && "0#".indexOf(fmt.charAt(i+2))>-1)) o += c;
o = c; while(++i < fmt.length && "0#?.,E+-%".indexOf(c=fmt.charAt(i)) > -1) o += c;
out[out.length] = {t:'n', v:o}; break;
case '?':
o = c; while(fmt.charAt(++i) === c) o+=c;
@ -119,7 +119,7 @@ function eval_fmt(fmt/*:string*/, v/*:any*/, opts/*:any*/, flen/*:number*/) {
/*::if(!dt) throw "unreachable"; */
out[i].v = write_date(out[i].t.charCodeAt(0), out[i].v, dt, ss0);
out[i].t = 't'; break;
case 'n': case '(': case '?':
case 'n': case '?':
jj = i+1;
while(out[jj] != null && (
(c=out[jj].t) === "?" || c === "D" ||
@ -139,7 +139,7 @@ function eval_fmt(fmt/*:string*/, v/*:any*/, opts/*:any*/, flen/*:number*/) {
if(nstr.length > 0) {
if(nstr.charCodeAt(0) == 40) /* '(' */ {
myv = (v<0&&nstr.charCodeAt(0) === 45 ? -v : v);
ostr = write_num('(', nstr, myv);
ostr = write_num('n', nstr, myv);
} else {
myv = (v<0 && flen > 1 ? -v : v);
ostr = write_num('n', nstr, myv);
@ -154,7 +154,7 @@ function eval_fmt(fmt/*:string*/, v/*:any*/, opts/*:any*/, flen/*:number*/) {
var lasti=out.length;
if(decpt === out.length && ostr.indexOf("E") === -1) {
for(i=out.length-1; i>= 0;--i) {
if(out[i] == null || 'n?('.indexOf(out[i].t) === -1) continue;
if(out[i] == null || 'n?'.indexOf(out[i].t) === -1) continue;
if(jj>=out[i].v.length-1) { jj -= out[i].v.length; out[i].v = ostr.substr(jj+1, out[i].v.length); }
else if(jj < 0) out[i].v = "";
else { out[i].v = ostr.substr(0, jj+1); jj = -1; }
@ -166,7 +166,7 @@ function eval_fmt(fmt/*:string*/, v/*:any*/, opts/*:any*/, flen/*:number*/) {
else if(decpt !== out.length && ostr.indexOf("E") === -1) {
jj = ostr.indexOf(".")-1;
for(i=decpt; i>= 0; --i) {
if(out[i] == null || 'n?('.indexOf(out[i].t) === -1) continue;
if(out[i] == null || 'n?'.indexOf(out[i].t) === -1) continue;
j=out[i].v.indexOf(".")>-1&&i===decpt?out[i].v.indexOf(".")-1:out[i].v.length-1;
vv = out[i].v.substr(j+1);
for(; j>=0; --j) {
@ -191,7 +191,7 @@ function eval_fmt(fmt/*:string*/, v/*:any*/, opts/*:any*/, flen/*:number*/) {
}
}
}
for(i=0; i<out.length; ++i) if(out[i] != null && 'n(?'.indexOf(out[i].t)>-1) {
for(i=0; i<out.length; ++i) if(out[i] != null && 'n?'.indexOf(out[i].t)>-1) {
myv = (flen >1 && v < 0 && i>0 && out[i-1].v === "-" ? -v:v);
out[i].v = write_num(out[i].t, out[i].v, myv);
out[i].t = 't';

57
test/negative.js Normal file
View File

@ -0,0 +1,57 @@
/* vim: set ts=2: */
/*jshint loopfunc:true, mocha:true, node:true */
/*eslint-env mocha */
var SSF = require('../');
var assert = require('assert');
/* {format, data:[[value, result]]} */
var data = [
{
format: '"$"#,##0_);\\("$"#,##0\\);"-"',
data: [
[10000, "$10,000 "],
[9000.98, "$9,001 "],
[100, "$100 "],
[50.02, "$50 "],
[1, "$1 "],
[0.1, "$0 "],
[0.01, "$0 "],
[0, "-"],
[-10000, "($10,000)"],
[-9000.98, "($9,001)"],
[-100, "($100)"],
[-50.02, "($50)"],
[-1, "($1)"],
[-0.1, "($0)"],
[-0.01, "($0)"]
]
},
{
format: '(#,##0.00)',
data: [
[-12345.6789, "-(12,345.68)"]
]
},
{
format: '#,##0.00;\\(#,##0.00\\)',
data: [
[-12345.6789, "(12,345.68)"]
]
},
{
format: '[<=9999999]###\\-####;(###) ###\\-####',
data: [
[2813308004, '(281) 330-8004']
]
}
];
describe("negatives", function() {
data.forEach(function(row) {
it(row.format, function() {
row.data.forEach(function(r) {
assert.equal(SSF.format(row.format, r[0]), r[1]);
});
});
});
});