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create logarithm functions

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This commit is contained in:
William Bell
2023-03-11 12:22:33 +00:00
parent f5d8eb6d70
commit 42de489ca5
17 changed files with 235 additions and 89 deletions
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12
src/factorial.go
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@@ -16,7 +16,7 @@ type factorial struct {
func parseFactorial(code UNPARSEcode, index int, codeline []UNPARSEcode) (factorial, bool, ArErr, int) {
trim := strings.TrimSpace(code.code)
trim = trim[:len(trim)-1]
val, success, err, i := translateVal(UNPARSEcode{code: trim, realcode: code.realcode, line: 1, path: ""}, 0, []UNPARSEcode{}, 0)
val, success, err, i := translateVal(UNPARSEcode{code: trim, realcode: code.realcode, line: code.line, path: code.path}, index, codeline, 0)
if !success {
return factorial{}, false, err, i
}
@@ -29,7 +29,11 @@ func isFactorial(code UNPARSEcode) bool {
}
func fact(n number) number {
if n.Cmp(newNumber().SetInt64(0)) == 0 {
if n.Cmp(newNumber().SetInt64(1000)) >= 0 {
return infinity
} else if n.Cmp(newNumber().SetInt64(0)) == -1 {
return newNumber().SetInt64(0)
} else if n.Cmp(newNumber().SetInt64(0)) == 0 {
return newNumber().SetInt64(1)
}
result := newNumber().SetInt64(1)
@@ -39,8 +43,8 @@ func fact(n number) number {
return result
}
func runFactorial(f factorial, stack stack) (any, ArErr) {
val, err := runVal(f.value, stack)
func runFactorial(f factorial, stack stack, stacklevel int) (any, ArErr) {
val, err := runVal(f.value, stack, stacklevel+1)
if err.EXISTS {
return nil, err
}