100 lines
3.5 KiB
VB.net
100 lines
3.5 KiB
VB.net
#Region "Microsoft.VisualBasic::d714515644296cbefbaba8934e002e05, R#\Language\Syntax\SyntaxImplements\FormulaExpressionSyntax.vb"
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' Author:
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'
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' asuka (amethyst.asuka@gcmodeller.org)
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' xie (genetics@smrucc.org)
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' xieguigang (xie.guigang@live.com)
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'
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' Copyright (c) 2018 GPL3 Licensed
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'
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'
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' GNU GENERAL PUBLIC LICENSE (GPL3)
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'
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'
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' This program is free software: you can redistribute it and/or modify
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' it under the terms of the GNU General Public License as published by
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' the Free Software Foundation, either version 3 of the License, or
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' (at your option) any later version.
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'
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' This program is distributed in the hope that it will be useful,
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' but WITHOUT ANY WARRANTY; without even the implied warranty of
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' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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' GNU General Public License for more details.
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'
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' You should have received a copy of the GNU General Public License
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' along with this program. If not, see <http://www.gnu.org/licenses/>.
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' /********************************************************************************/
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' Summaries:
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' Code Statistics:
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' Total Lines: 45
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' Code Lines: 35 (77.78%)
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' Comment Lines: 0 (0.00%)
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' - Xml Docs: 0.00%
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'
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' Blank Lines: 10 (22.22%)
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' File Size: 1.94 KB
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' Module FormulaExpressionSyntax
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'
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' Function: GetExpressionLiteral, (+2 Overloads) RunParse
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'
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'
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' /********************************************************************************/
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#End Region
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Imports Microsoft.VisualBasic.ApplicationServices.Debugging.Diagnostics
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Imports Microsoft.VisualBasic.Linq
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Imports SMRUCC.Rsharp.Interpreter.ExecuteEngine.ExpressionSymbols.DataSets
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Imports SMRUCC.Rsharp.Language.TokenIcer
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Namespace Language.Syntax.SyntaxParser.SyntaxImplements
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Module FormulaExpressionSyntax
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Public Function RunParse(target As Token, formula As Token(), opts As SyntaxBuilderOptions) As SyntaxResult
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Dim y As String = target.text
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Dim expression As SyntaxResult = opts.ParseExpression(formula, opts)
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If expression.isException Then
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Return expression
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End If
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Return New FormulaExpression(y, expression.expression)
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End Function
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Public Function RunParse(code As Token()(), opts As SyntaxBuilderOptions) As SyntaxResult
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Dim y As String = code(Scan0)(Scan0).text
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Dim expression As SyntaxResult = opts.ParseExpression(code.Skip(2).IteratesALL, opts)
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If expression.isException Then
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Return expression
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End If
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Return New FormulaExpression(y, expression.expression)
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End Function
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Public Function GetExpressionLiteral(code As Token()(), opts As SyntaxBuilderOptions) As SyntaxResult
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Dim literalTokens As Token() = code.IteratesALL.Skip(1).ToArray
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Dim stackName As String = $"[expression_literal] {literalTokens.Select(Function(a) a.text).JoinBy("")}"
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Dim stackFrame As StackFrame = opts.GetStackTrace(code(Scan0)(Scan0), stackName)
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Dim literal As SyntaxResult = opts.ParseExpression(literalTokens, opts)
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If literal.isException Then
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Return literal
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Else
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Return New ExpressionLiteral(literal.expression, stackFrame)
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End If
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End Function
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End Module
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End Namespace
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