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feat: add TBF (Ehlers Truncated BandPass Filter) + fix all 64 warnings

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TBF indicator:
- Sealed class with RingBuffer, stackalloc scratch, O(Length) per bar
- 7 core files: Tbf.cs, Tbf.Quantower.cs, Tbf.md, tbf.pine, 3 test files
- 67 tests (48 lib + 19 Quantower) all passing
- Full integration: sidebar, indexes, docs, Python bridge, exports

AMFM fix:
- Added envBuf.Clear()/smaBuf.Clear() after stackalloc in Batch
  (SkipLocalsInit garbage values caused 8.97e+65 blowup)

Warning fixes (64 → 0):
- Amfm.cs: S125 commented code removed, 11× IDE0011 braces
- Pta.cs: 11× IDE0011 braces on if/else/for/foreach
- Pta.Tests.cs: 14× IDE0011, S1481 unused var, S2699 assertion, 2× MA0074
- Lpf.Quantower.Tests.cs: 2× MA0074 StringComparison

Build: 0 warnings, 0 errors, 20,048 tests passing
This commit is contained in:
Miha Kralj
2026-03-18 19:10:48 -07:00
parent ef00330de3
commit b79b56dc65
21 changed files with 1992 additions and 33 deletions
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docs/pinescript.md
+1
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@@ -182,6 +182,7 @@ These are the heavy artillery. Kalman filters, Butterworth filters, wavelets. If
| SAK | Ehlers Swiss Army Knife | [sak.pine](../lib/filters/sak/sak.pine) |
| SGF | Savitzky-Golay Filter | [sgf.pine](../lib/filters/sgf/sgf.pine) |
| SPBF | Ehlers Super Passband Filter | [spbf.pine](../lib/filters/spbf/spbf.pine) |
| TBF | Ehlers Truncated Bandpass Filter | [tbf.pine](../lib/filters/tbf/tbf.pine) |
| SSF2 | Ehlers 2-Pole Super Smoother Filter | [ssf2.pine](../lib/filters/ssf2/ssf2.pine) |
| SSF3 | Ehlers 3-Pole Super Smoother Filter | [ssf3.pine](../lib/filters/ssf3/ssf3.pine) |
| USF | Ehlers Ultimate Smoother Filter | [usf.pine](../lib/filters/usf/usf.pine) |