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ring get all the tokens in the ring source code file

Joker answered on May 21, 2022 Popularity 1/10 Helpfulness 1/10

answer ring get all the tokens in the ring source code file

ring get all the tokens in the ring source code file

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C_FILENAME      = "test_tokens.ring"
C_WIDTH         = 12

# write the file
        write(C_FILENAME,'
                        see "Hello, World!"
                        ? 3*2+3
                        Name = "Ring"
                        ? Name
')

# Token Type
        C_KEYWORD       = 0
        C_OPERATOR      = 1
        C_LITERAL       = 2
        C_NUMBER        = 3
        C_IDENTIFIER    = 4
        C_ENDLINE       = 5

# Keywords List
aKEYWORDS = ["IF","TO","OR","AND","NOT","FOR","NEW","FUNC",
"FROM","NEXT","LOAD","ELSE","SEE","WHILE","OK","CLASS","RETURN","BUT",
"END","GIVE","BYE","EXIT","TRY","CATCH","DONE","SWITCH","ON","OTHER","OFF",
"IN","LOOP","PACKAGE","IMPORT","PRIVATE","STEP","DO","AGAIN","CALL","ELSEIF",
"PUT","GET","CASE","DEF","ENDFUNC","ENDCLASS","ENDPACKAGE",
"CHANGERINGKEYWORD","CHANGERINGOPERATOR","LOADSYNTAX"]

pState = ring_state_new()
aList = ring_state_filetokens(pState,C_FILENAME)
PrintTokens(aList)
ring_state_delete(pState)

func PrintTokens aList
        for aToken in aList
                switch aToken[1]
                on C_KEYWORD
                        ? Width("Keyword",C_WIDTH) + ": "  + aKeywords[0+aToken[2]]
                on C_OPERATOR
                        ? Width("Operator",C_WIDTH)  + ": " + aToken[2]
                on C_LITERAL
                        ? Width("Literal",C_WIDTH)  + ": " + aToken[2]
                on C_NUMBER
                        ? Width("Number",C_WIDTH)  + ": " + aToken[2]
                on C_IDENTIFIER
                        ? Width("Identifier",C_WIDTH)  + ": " + aToken[2]
                on C_ENDLINE
                        ? "EndLine"
                off
        next

func Width cText,nWidth
        return cText+copy(" ",nWidth-len(cText))

Popularity 1/10 Helpfulness 1/10 Language whatever

Source: ring-lang.github.io

Tags: file get ring whatever

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Contributed on May 21 2022

Joker

0 Answers Avg Quality 2/10

ring get all the tokens in the ring source code file

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ring get all the tokens in the ring source code file

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