1 files changed, 109 insertions, 0 deletions
diff --git a/server-beta/src/proto/define.lua b/server-beta/src/proto/define.lua
new file mode 100644
index 00000000..9401e9e5
--- /dev/null
+++ b/server-beta/src/proto/define.lua
@@ -0,0 +1,109 @@
+local guide = require 'parser.guide'
+
+local m = {}
+
+--- 获取 position 对应的光标位置
+---@param lines table
+---@param text string
+---@param position position
+---@return integer
+function m.offset(lines, text, position)
+    local row    = position.line
+    local start  = guide.lineRange(lines, row)
+    local offset = utf8.offset(text, position.character + 1, start)
+    return offset
+end
+
+--- 将光标位置转化为 position
+---@alias position table
+---@param lines table
+---@param text string
+---@param offset integer
+---@return position
+function m.position(lines, text, offset)
+    local row, col = guide.positionOf(lines, offset)
+    local start    = guide.lineRange(lines, row)
+    local ucol     = utf8.len(text, start + 1, start + col, true)
+    return {
+        line      = row,
+        character = ucol,
+    }
+end
+
+--- 将2个光标位置转化为 range
+---@alias range table
+---@param lines table
+---@param text string
+---@param offset1 integer
+---@param offset2 integer
+function m.range(lines, text, offset1, offset2)
+    return {
+        start   = m.position(lines, text, offset1),
+        ['end'] = m.position(lines, text, offset2),
+    }
+end
+
+---@alias location table
+---@param uri string
+---@param range range
+---@return location
+function m.location(uri, range)
+    return {
+        uri   = uri,
+        range = range,
+    }
+end
+
+---@alias locationLink table
+---@param uri string
+---@param range range
+---@param selection range
+---@param origin range
+function m.locationLink(uri, range, selection, origin)
+    return {
+        targetUri            = uri,
+        targetRange          = range,
+        targetSelectionRange = selection,
+        originSelectionRange = origin,
+    }
+end
+
+--- 诊断等级
+m.DiagnosticSeverity = {
+    Error       = 1,
+    Warning     = 2,
+    Information = 3,
+    Hint        = 4,
+}
+
+--- 诊断类型与默认等级
+m.DiagnosticDefaultSeverity = {
+    ['unused-local']        = 'Hint',
+    ['unused-function']     = 'Hint',
+    ['undefined-global']    = 'Warning',
+    ['global-in-nil-env']   = 'Warning',
+    ['unused-label']        = 'Hint',
+    ['unused-vararg']       = 'Hint',
+    ['trailing-space']      = 'Hint',
+    ['redefined-local']     = 'Hint',
+    ['newline-call']        = 'Information',
+    ['newfield-call']       = 'Warning',
+    ['redundant-parameter'] = 'Hint',
+    ['ambiguity-1']         = 'Warning',
+    ['lowercase-global']    = 'Information',
+    ['undefined-env-child'] = 'Information',
+    ['duplicate-index']     = 'Warning',
+    ['duplicate-method']    = 'Warning',
+    ['empty-block']         = 'Hint',
+    ['redundant-value']     = 'Hint',
+    ['emmy-lua']            = 'Warning',
+    ['set-const']           = 'Error',
+}
+
+--- 诊断报告标签
+m.DiagnosticTag = {
+    Unnecessary = 1,
+    Deprecated  = 2,
+}
+
+return m