9687850865
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129 lines
2.7 KiB
Plaintext
129 lines
2.7 KiB
Plaintext
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#ifndef __HARBOUR__
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#include "clipper.ch"
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#endif
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// codeblock tests
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PROCEDURE Main()
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LOCAL B := "this will never print"
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LOCAL a := {| b, c | OutStd( "I am a codeblock" + b + c ) }
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LOCAL d
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LOCAL de
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LOCAL ar := { 1, 2 }
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LOCAL YY, X
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LOCAL x1, x2
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HB_SYMBOL_UNUSED( b )
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OutStd( "this should print first" )
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OutStd( hb_eol() )
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Eval( a, " with parameters", " ... and it works!" )
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OutStd( hb_eol() )
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d := "with access to local variables"
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a := {| b, c | OutStd( "I am a second codeblock " + d + b + ;
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iif( c == NIL, " empty second parameter ", c ) ), OutStd( hb_eol() ), "WITH return value" }
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Eval( a, ", codeblock parameters" )
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OutStd( hb_eol() )
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Eval( a, ", codeblock parameters ", "and with second parameter" )
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OutStd( hb_eol() )
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OutStd( MyEval( a ) )
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OutStd( hb_eol() )
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OtherTest( a )
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OutStd( hb_eol() )
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AnotherTest( a, "==> Another " )
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OutStd( hb_eol() )
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a := {| c | iif( c == NIL, {| a | "First " + a }, {| a | "Second " + a } ) }
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a := Eval( a )
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OutStd( hb_eol() )
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OutStd( Eval( a, "codeblock created in a codeblock" ) )
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OutStd( hb_eol() )
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OutStd( ar[ 1 ] )
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OutStd( hb_eol() )
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a := {|| ar[ 1 ]++ }
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Eval( a )
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OutStd( ar[ 1 ] )
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OutStd( hb_eol() )
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yy := 5
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x := {| xx | OutStd( hb_ntos( xx ) ), OutStd( "+" ), OutStd( hb_ntos( yy ) ), OutStd( "=" ), xx + yy }
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OutStd( Eval( x, 1 ) ) // this is OK
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OutStd( hb_eol() )
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OutStd( Eval( x, 1, 2 ) ) // this should ignore unnecesary parameters
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QOut( Eval( RetBlock(), 5 ) )
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// BugToFix()
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OutStd( hb_eol() )
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OutStd( "Trying to use detached variable ..." )
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OutStd( hb_eol() )
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x1 := 5
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x2 := 6
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de := DetachLocal( x1, x2 )
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OutStd( Eval( de ) )
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// changing the value of variables
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OutStd( hb_eol() )
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x1 := 10
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x2 := 11
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QOut( Eval( de ) )
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de := DetachLocal( x1, x2 )
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QOut( Eval( de ) )
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RETURN
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STATIC FUNCTION MyEval( bCodeBlock )
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LOCAL D := "this is another variable"
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RETURN Eval( bCodeBlock, " from ", "MyEval Function" )
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STATIC PROCEDURE OtherTest( cblock )
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LOCAL cb
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cb := {| a, b | Eval( cblock, a, b ) }
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Eval( cb, "--> with nested ", "EVAL" )
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RETURN
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STATIC PROCEDURE AnotherTest( cb, a )
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OutStd( Eval( cb, a ) )
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OutStd( hb_eol() )
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OutStd( Eval( cb, a, "again and again" ) )
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OutStd( hb_eol() )
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RETURN
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STATIC FUNCTION DetachLocal( x, y )
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// NOTE! this should work
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LOCAL z := x + y
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LOCAL cb := {|| QOut( "z=x+y=" ), QOut( z ), QOut( "x*x=" ), QOut( x * x ), QOut( "x*x+z=" ), x * x + z }
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RETURN cb
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STATIC PROCEDURE BugToFix()
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LOCAL b, a := {|| a + b }
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b := "bug "
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Eval( a )
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RETURN
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STATIC FUNCTION RetBlock()
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RETURN {| x | x * x }
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