(value)
| 54 | return val; |
| 55 | } |
| 56 | function getFormat(value) { |
| 57 | if (typeof (value) === "number") { |
| 58 | value = `fixed128x${value}`; |
| 59 | } |
| 60 | let signed = true; |
| 61 | let width = 128; |
| 62 | let decimals = 18; |
| 63 | if (typeof (value) === "string") { |
| 64 | // Parse the format string |
| 65 | if (value === "fixed") { |
| 66 | // defaults... |
| 67 | } |
| 68 | else if (value === "ufixed") { |
| 69 | signed = false; |
| 70 | } |
| 71 | else { |
| 72 | const match = value.match(/^(u?)fixed([0-9]+)x([0-9]+)$/); |
| 73 | assertArgument(match, "invalid fixed format", "format", value); |
| 74 | signed = (match[1] !== "u"); |
| 75 | width = parseInt(match[2]); |
| 76 | decimals = parseInt(match[3]); |
| 77 | } |
| 78 | } |
| 79 | else if (value) { |
| 80 | // Extract the values from the object |
| 81 | const v = value; |
| 82 | const check = (key, type, defaultValue) => { |
| 83 | if (v[key] == null) { |
| 84 | return defaultValue; |
| 85 | } |
| 86 | assertArgument(typeof (v[key]) === type, "invalid fixed format (" + key + " not " + type + ")", "format." + key, v[key]); |
| 87 | return v[key]; |
| 88 | }; |
| 89 | signed = check("signed", "boolean", signed); |
| 90 | width = check("width", "number", width); |
| 91 | decimals = check("decimals", "number", decimals); |
| 92 | } |
| 93 | assertArgument((width % 8) === 0, "invalid FixedNumber width (not byte aligned)", "format.width", width); |
| 94 | assertArgument(decimals <= 80, "invalid FixedNumber decimals (too large)", "format.decimals", decimals); |
| 95 | const name = (signed ? "" : "u") + "fixed" + String(width) + "x" + String(decimals); |
| 96 | return { signed, width, decimals, name }; |
| 97 | } |
| 98 | function toString(val, decimals) { |
| 99 | let negative = ""; |
| 100 | if (val < BN_0) { |
no test coverage detected