Category talk:Wren-str: Difference between revisions
→Source code: Added Greek class.
(→Source code: Bug fix) |
(→Source code: Added Greek class.) |
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Line 560:
return (b0 & b4Mask) << 18 | (b[1] & mbMask) << 12 | (b[2] & mbMask) << 6 | (b[3] & mbMask)
}
}
}
/*
'Greek' enables characters from the Greek alphabet to be found from their name.
These characters are often used as mathematical or scientific symbols.
*/
class Greek {
// Returns a list of the names of all Greek letters in alphabetical order.
static names {
return [
"alpha", "beta", "gamma", "delta", "epsilon", "zeta", "eta", "theta",
"0iota", "kappa", "lambda", "mu", "nu", "xi", "omicron", "pi",
"rho", "sigma final", "sigma", "tau", "upsilon", "phi", "chi", "psi", "omega"
]
}
// Finds and returns a Greek lower case character from its name.
static lower(name) {
var ix = names.indexOf(name)
if (ix == -1) Fiber.abort("Name not found.")
return String.fromCodePoint(0x03b1 + ix)
}
// Finds and returns a Greek upper case character from its name.
static upper(name) {
var ix = names.indexOf(name)
if (ix == -1) Fiber.abort("Name not found.")
if (name == "sigma final") ix = ix + 1
return String.fromCodePoint(0x0391 + ix)
}
}</lang>
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