From 86099f4809f8e0874a238b82fbba71f1c0fe2c9b Mon Sep 17 00:00:00 2001
From: ChangAo <ca879112685123@163.com>
Date: Mon, 21 Sep 2026 07:05:18 +0000
Subject: [PATCH 1/2] This closes #20, fix leading plus operator parsing in
 formulas

- Upgrade GitHub Actions workflow, remove test build on RISC-V platform
---
 efp.go      | 6 +++++-
 efp_test.go | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/efp.go b/efp.go
index 9723382..1ffbf7f 100644
--- a/efp.go
+++ b/efp.go
@@ -579,7 +579,11 @@ func (ps *Parser) getTokens() Tokens {
 
 		if (token.TType == TokenTypeOperatorInfix) && (len(token.TValue) == 1 && token.TValue[0] == '+') {
 			if tokens2.BOF() {
-				token.TType = TokenTypeNoop
+				if tokens2.EOF() {
+					token.TType = TokenTypeNoop
+				} else {
+					token.TSubType = TokenSubTypeMath
+				}
 			} else if (tokens2.previous().TType == TokenTypeFunction) && (tokens2.previous().TSubType == TokenSubTypeStop) || ((tokens2.previous().TType == TokenTypeSubexpression) && (tokens2.previous().TSubType == TokenSubTypeStop) || (tokens2.previous().TType == TokenTypeOperatorPostfix) || (tokens2.previous().TType == TokenTypeOperand)) {
 				token.TSubType = TokenSubTypeMath
 			} else {
diff --git a/efp_test.go b/efp_test.go
index 79030db..c7cd08a 100644
--- a/efp_test.go
+++ b/efp_test.go
@@ -50,6 +50,7 @@ func TestEFP(t *testing.T) {
 		`=1 ''`,
 		`=10*2^(2*(1+1))% (=10.28114; % has greater precedence than ^)`,
 		`=2+(10*2^(2*(1+1)+SUM(A2)))*3 (who knows, but you'll push and pop here multiple times)`,
+		`'C:\Docs\Book[A-B.XLS]C-D'!$BC14`,
 		// E. W. Bachtal's test formulae
 		`=IF(P5=1.0,"NA",IF(P5=2.0,"A",IF(P5=3.0,"B",IF(P5=4.0,"C",IF(P5=5.0,"D",IF(P5=6.0,"E",IF(P5=7.0,"F",IF(P5=8.0,"G"))))))))`,
 		`={SUM(B2:D2*B3:D3)}`,

From b0b89d418ec75b605297eac5bee8d89a7cfc9175 Mon Sep 17 00:00:00 2001
From: ChangAo <ca879112685123@163.com>
Date: Mon, 21 Sep 2026 07:05:27 +0000
Subject: [PATCH 2/2] Upgrade GitHub Actions workflow, remove test build on
 RISC-V platform

---
 .github/workflows/go.yml | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index cde2afa..327dbed 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -27,16 +27,6 @@ jobs:
     - name: Build
       run: go build -v .
 
-    - name: Build on ARM and RISC-V
-      if: runner.os == 'Linux'
-      run: |
-        GOARCH=arm GOARM=5 go build .
-        GOARCH=arm GOARM=6 go build .
-        GOARCH=arm GOARM=7 go build .
-        GOARCH=arm64 go build .
-        GOARCH=arm64 GOOS=android go build .
-        GOARCH=riscv64 go build .
-
     - name: Test
       run: go test -v -race -coverprofile='coverage.txt' -covermode=atomic ./...