bt-source/panel/BTPanel/static/editor/ext-whitespace.js

ace.define(
	'ace/ext/whitespace',
	['require', 'exports', 'module', 'ace/lib/lang'],
	function (e, t, n) {
		'use strict'
		var r = e('../lib/lang')
		;(t.$detectIndentation = function (e, t) {
			function c(e) {
				var t = 0
				for (var r = e; r < n.length; r += e) t += n[r] || 0
				return t
			}
			var n = [],
				r = [],
				i = 0,
				s = 0,
				o = Math.min(e.length, 1e3)
			for (var u = 0; u < o; u++) {
				var a = e[u]
				if (!/^\s*[^*+\-\s]/.test(a)) continue
				if (a[0] == '	') i++, (s = -Number.MAX_VALUE)
				else {
					var f = a.match(/^ */)[0].length
					if (f && a[f] != '	') {
						var l = f - s
						l > 0 && !(s % l) && !(f % l) && (r[l] = (r[l] || 0) + 1), (n[f] = (n[f] || 0) + 1)
					}
					s = f
				}
				while (u < o && a[a.length - 1] == '\\') a = e[u++]
			}
			var h = r.reduce(function (e, t) {
					return e + t
				}, 0),
				p = { score: 0, length: 0 },
				d = 0
			for (var u = 1; u < 12; u++) {
				var v = c(u)
				u == 1 ? ((d = v), (v = n[1] ? 0.9 : 0.8), n.length || (v = 0)) : (v /= d),
					r[u] && (v += r[u] / h),
					v > p.score && (p = { score: v, length: u })
			}
			if (p.score && p.score > 1.4) var m = p.length
			if (i > d + 1) {
				if (m == 1 || d < i / 4 || p.score < 1.8) m = undefined
				return { ch: '	', length: m }
			}
			if (d > i + 1) return { ch: ' ', length: m }
		}),
			(t.detectIndentation = function (e) {
				var n = e.getLines(0, 1e3),
					r = t.$detectIndentation(n) || {}
				return r.ch && e.setUseSoftTabs(r.ch == ' '), r.length && e.setTabSize(r.length), r
			}),
			(t.trimTrailingSpace = function (e, t) {
				var n = e.getDocument(),
					r = n.getAllLines(),
					i = t && t.trimEmpty ? -1 : 0,
					s = [],
					o = -1
				t &&
					t.keepCursorPosition &&
					(e.selection.rangeCount
						? e.selection.rangeList.ranges.forEach(function (e, t, n) {
								var r = n[t + 1]
								if (r && r.cursor.row == e.cursor.row) return
								s.push(e.cursor)
						  })
						: s.push(e.selection.getCursor()),
					(o = 0))
				var u = s[o] && s[o].row
				for (var a = 0, f = r.length; a < f; a++) {
					var l = r[a],
						c = l.search(/\s+$/)
					a == u &&
						(c < s[o].column && c > i && (c = s[o].column), o++, (u = s[o] ? s[o].row : -1)),
						c > i && n.removeInLine(a, c, l.length)
				}
			}),
			(t.convertIndentation = function (e, t, n) {
				var i = e.getTabString()[0],
					s = e.getTabSize()
				n || (n = s), t || (t = i)
				var o = t == '	' ? t : r.stringRepeat(t, n),
					u = e.doc,
					a = u.getAllLines(),
					f = {},
					l = {}
				for (var c = 0, h = a.length; c < h; c++) {
					var p = a[c],
						d = p.match(/^\s*/)[0]
					if (d) {
						var v = e.$getStringScreenWidth(d)[0],
							m = Math.floor(v / s),
							g = v % s,
							y = f[m] || (f[m] = r.stringRepeat(o, m))
						;(y += l[g] || (l[g] = r.stringRepeat(' ', g))),
							y != d && (u.removeInLine(c, 0, d.length), u.insertInLine({ row: c, column: 0 }, y))
					}
				}
				e.setTabSize(n), e.setUseSoftTabs(t == ' ')
			}),
			(t.$parseStringArg = function (e) {
				var t = {}
				;/t/.test(e) ? (t.ch = '	') : /s/.test(e) && (t.ch = ' ')
				var n = e.match(/\d+/)
				return n && (t.length = parseInt(n[0], 10)), t
			}),
			(t.$parseArg = function (e) {
				return e
					? typeof e == 'string'
						? t.$parseStringArg(e)
						: typeof e.text == 'string'
						  ? t.$parseStringArg(e.text)
						  : e
					: {}
			}),
			(t.commands = [
				{
					name: 'detectIndentation',
					description: 'Detect indentation from content',
					exec: function (e) {
						t.detectIndentation(e.session)
					},
				},
				{
					name: 'trimTrailingSpace',
					description: 'Trim trailing whitespace',
					exec: function (e, n) {
						t.trimTrailingSpace(e.session, n)
					},
				},
				{
					name: 'convertIndentation',
					description: 'Convert indentation to ...',
					exec: function (e, n) {
						var r = t.$parseArg(n)
						t.convertIndentation(e.session, r.ch, r.length)
					},
				},
				{
					name: 'setIndentation',
					description: 'Set indentation',
					exec: function (e, n) {
						var r = t.$parseArg(n)
						r.length && e.session.setTabSize(r.length),
							r.ch && e.session.setUseSoftTabs(r.ch == ' ')
					},
				},
			])
	}
)
;(function () {
	ace.require(['ace/ext/whitespace'], function (m) {
		if (typeof module == 'object' && typeof exports == 'object' && module) {
			module.exports = m
		}
	})
})()