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neugram / ng

scripting language integrated with Go
https://neugram.io
BSD 2-Clause "Simplified" License
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eval: support for binary '^' #204

Closed sbinet closed 6 years ago

sbinet commented 6 years ago

the following fails in ng:

ng> a := 0x0101
ng> b := 0x1001
ng> a^b
ng eval panic: binOp type mismatch Left: 257 (int), Right: 4097 (int) op: ^
goroutine 1 [running]:
runtime/debug.Stack(0x4c, 0x0, 0x0)
    /home/binet/sdk/go/src/runtime/debug/stack.go:24 +0xa7
runtime/debug.PrintStack()
    /home/binet/sdk/go/src/runtime/debug/stack.go:16 +0x22
neugram.io/ng/eval.(*Program).Eval.func1(0xc4200e2300, 0xc42013d630, 0xc42013d618)
    /home/binet/work/gonum/src/neugram.io/ng/eval/eval.go:473 +0x1ea
panic(0xaf2ca0, 0xc4201181b0)
    /home/binet/sdk/go/src/runtime/panic.go:502 +0x229
neugram.io/ng/eval.binOp(0xd, 0xaf1d20, 0xc420132190, 0xaf1d20, 0xc420132198, 0x1, 0xc3b9c0, 0x182, 0x0)
    /home/binet/work/gonum/src/neugram.io/ng/eval/op.go:577 +0x667b
neugram.io/ng/eval.(*Program).evalExpr(0xc4200e2300, 0xc41aa0, 0xc420120100, 0x0, 0x0, 0x0)
    /home/binet/work/gonum/src/neugram.io/ng/eval/eval.go:1478 +0x3001
neugram.io/ng/eval.(*Program).evalStmt(0xc4200e2300, 0xc424a0, 0xc4201143f0, 0x0, 0x0, 0x0)
    /home/binet/work/gonum/src/neugram.io/ng/eval/eval.go:882 +0x3c91
neugram.io/ng/eval.(*Program).Eval(0xc4200e2300, 0xc424a0, 0xc4201143f0, 0xc42008c1e0, 0x0, 0x0, 0x0, 0xc3d360, 0xc4201181c0)
    /home/binet/work/gonum/src/neugram.io/ng/eval/eval.go:494 +0x341
main.handleResult(0x1, 0xc4201181a0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
    /home/binet/work/gonum/src/neugram.io/ng/ng.go:393 +0x72b
main.loop(0xc400000000)
    /home/binet/work/gonum/src/neugram.io/ng/ng.go:385 +0x5d2
main.main()
    /home/binet/work/gonum/src/neugram.io/ng/ng.go:147 +0x5be
ng: ng eval panic: binOp type mismatch Left: 257 (int), Right: 4097 (int) op: ^