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consistent floating point output (#12219)

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* unify float printing
* makes tests green
This commit is contained in:
Andreas Rumpf 2019-09-20 10:41:40 +02:00 • committed by GitHub
commit 7bc5bf8334
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 81 additions and 34 deletions
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11
lib/system/io.nim
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@ -8,6 +8,7 @@
#
include inclrtl
import formatfloat
# ----------------- IO Part ------------------------------------------------
type
@ -350,10 +351,16 @@ proc write*(f: File, i: BiggestInt) {.tags: [WriteIOEffect], benign.} =
proc write*(f: File, b: bool) {.tags: [WriteIOEffect], benign.} =
if b: write(f, "true")
else: write(f, "false")
proc write*(f: File, r: float32) {.tags: [WriteIOEffect], benign.} =
if c_fprintf(f, "%.16g", r) < 0: checkErr(f)
var buffer: array[65, char]
discard writeFloatToBuffer(buffer, r)
if c_fprintf(f, "%s", buffer[0].addr) < 0: checkErr(f)
proc write*(f: File, r: BiggestFloat) {.tags: [WriteIOEffect], benign.} =
if c_fprintf(f, "%.16g", r) < 0: checkErr(f)
var buffer: array[65, char]
discard writeFloatToBuffer(buffer, r)
if c_fprintf(f, "%s", buffer[0].addr) < 0: checkErr(f)
proc write*(f: File, c: char) {.tags: [WriteIOEffect], benign.} =
discard c_putc(cint(c), f)